Campus Numérique UABT

L'objectif du cours est de permettre a nos étudiants de connaître la méthodologie de recherche et de documentation, les connaissances acquises devront leur assurer d'entamer leurs mémoires de fin d'études avec plus d'efficacité et de rigueur ainsi que d'autres projets de recherche futur 

TENSES

( By Dr. HAKEM Hadia and Dr HEMCHE Hidaya Amina)

Present tenses:

Ex 1: Put the verbs into the correct form, present simple or present continuous.

1.      Please, don’t make so much noise. I ……………………………… (study).

2.      How many languages ……………………………………….. (Tom/speak)?

3.      Jean …………………...................... (not speak) any foreign language.

4.      I …………………………………. (not belong) to any political party.

5.      Hurry! the bus ……………………………. (come). I ……………………….. (not want) to miss it.

6.      The Nile River ……………………………… (flow) into the Mediterranean.

7.      The river …………………………….. (flow) very fast today. - much faster than usual.

8.      ………………………………….. (it/ever/snow) in India?

9.      We usually ………………………………. (grow) vegetables in our garden, but this year we ………………………………… (not grow) any.

10.  A: Can you drive? – No, but I …………………………………. (learn).

11.  You can borrow my umbrella. I ……………………….. (not need) it right now.

12. I …………………………….. (get) hungry. Let’s go get something to eat.

13.  George is a vegetarian. He …………………………….. (not eat) meat.

14.  George says he is 80 years old, but I ………………………… (not believe) him.

15. Ron is at San Francisco now. He ………………………………. (stay) at the Hilton Hotel. He ………………………………… (usually/stay) at the Hilton Hotel when he’s in San Francisco.

In these sentences, think about whether the situation is temporary or permanent.

16.  My parents ……………………… (live) in Winnipeg. They were born there and have never lived anywhere else. Where ………………………………… (your parents/live) ?

17. She ……………………………. (stay) with her sister until she finds somewhere else to live.

18. The train is never late. It ………………………… (always/ leave) on time.

19. Jim is very untidy. He ……………………………….. (always/ leave) his things all over the place.

20. I can’t understand why he …………………………………….. (be) very selfish. He is not usually like that.

Ex 2: Complete each paragraph with one set of verbs, using the present simple or continuous.

                        belong / stay / cycle / use / enjoy       -        go / organise / work (×2)      -   

                                    take / need / do / learn / get / be / provide/ organise                                                     

1.      Simon and Sylvia ……………………………….  in a cottage in the Yorkshire Dales this month. The cottage …………………………….. to a cousin of Sylvia but the cousin is away; she ……………………………….. around Norfolk for a few weeks. They really ……………………………. being in the middle of the countryside.

2.      Debbie ....................... as an administrator at the university. She .................................. all the timetables and teaching schedules. She ........................................ very long hours because it’s the start of the academic year but she ................................... for a long holiday at the end of the month.

3.      The International School for Languages ........................................ very well at the moment. About two hundred students .......................................... evening classes this term. Many of them .................................. to learn a new language to improve their job prospects but some of them ...................................... a new language purely for pleasure. The European languages .......................................... very popular but Japanese and Russian ................................. more popular too. The school ............................... good learning facilities and......................................... a range of study tours.

Ex 3:  Complete these conversations. Put each verb in its correct form. Use the present simple or the present continuous.

Eg: A: Is Janet in, please?

       B: Yes, but I think (think) she’s busy at the moment. She is washing (wash) her hair.

1.      A: ……………………………… (I/ think) of buying a new computer.

B: But  computers …………………………… (cost) so much money. What’s wrong with the one we have got?

A: It …………………………….. (it/get) out of date now.

2.      A: Your new trousers ……………………….. (look) nice.

B: Thank you. The trouble is …………………………….. (they/ not fit) properly. I ……………………………… (not know) why I bought them really.

3.      A: What …………………........ (you/do) ?

B: ……………………………… (I/weigh) this letter,  ……..………………… (I/need) to know how many stamps to put on it.

4.      A: ………………..………. (I/think) this road is road really dangerous. Look how fast that lorry.

B: …………………...…….. (I/agree). People shouldn’t go so fast.

5.      A: ……………..……………(I/like) musicals. And this is a great show, isn’t it?

…………………..…………… (you/enjoy) it?

     B: Yes, I am. ……..……………..…….. (I/love) every minute of it.

6.      A: ………………………………… (I/always/fall) asleep. I just can’t keep awake.

B: What time …………………..…………… (you/go) to bed?

A: About ten o’clock usually. But…………………….…………. (it/not/make) any difference.

7.      A: Could you post the goods to me. please?                    

B: Yes, certainly.

A: …………….…………… (I/live) at a guest house at the moment as ………………….…. (I/look) for a flat. So could you send it to my work address?

B: Yes, of course. And you’ll have the goods by the end of the week,  ………………………... (I/promise).

8.       A: Why ………………………………… (you/want) to change the whole plan?

B: I am just not happy with it.

A: And …………………………. (I/not/understand) why ……………………... (you/be) so difficult about it.

 Ex 4:  Put the verbs in bracket into the present perfect simple or the present perfect continuous.

1.      A: You look hot. What ¹have you been doing (you/do)?

B: I ²…………………………………………. (run).

A: Running? In this heat? How far ³………………………………… (you/run)?

B: About four miles.

2.      A: What’s the problem? You look a bit preoccupied.

B: Yes, I ⁴………………………………. (think) about Helen.

A: Why? Is there something wrong with her?

B: Well, she ⁵………………………………….. (act) so strangely lately.

A: In what way?

B: Well, some days when she arrives at work, I know that she ⁶……………………………….. (cry). And she ⁷……………………………… (make) private calls when we’re all out at lunch. I just think that something is going on.

A: ⁸…………………………………….. (you/talk) to her about it yet?

B: Yes, a few times, and each time she ⁹………………………………….. (say) that there is nothing wrong, but I’m not so sure.

3.      A: Where ¹⁰…………………………………….. (you/be) Simon?

B: I ¹¹…………………………………… (talk) to Mark on the phone. He says he ¹²………………………………………… (try) to phone us all day.

A: Well I ¹³…………………………….. (be) in most of the day but I ¹⁴………………………………….. (not hear) the phone.

B: That’s strange. But anyway, he ¹⁵………………………………. (have) a phone call from Jackie’s mother and Jackie ¹⁶………………………………… (be) in some kind of accident. It’s nothing very serious but she’s got to stay in hospital overnight.

A: Oh dear. ¹⁷…………………………………………. (she/break) any bones?

B: I’m not quite sure how badly she ¹⁸…………………………………… (be hurt) but I think we should go and see her tonight.

Past tenses:

Ex 5: Choose a verb to complete the sentence. Use the present perfect or the past simple.

                        oversleep    wear      go        have         spend       read

1.      I .............................. a lot this week, but I have to get the book completely finished by this weekend.

2.      A: Shall I make us some dinner? It’s already 8 o’clock.  B: No, thanks. I .............................. to the dentist this afternoon and my mouth hurts too much to eat anything.

3.      I ....................................... three lectures today and I still have two more later this afternoon.

4.      It was so hot today that I ...................................shorts and T-shirt at work.

5.      We ..................................... £200 on food this month and there’s another week to go before I get paid.

6.      A: Do you want to lift home?    B: No, I ................................ this morning because my alarm clock didn’t go off, so I need to work late.

Ex 6: Things that have happened today are on the radio and TV news. Give the news using the present perfect and the past simple.

1.      The Prime Minister / visit Luton University / speak to students there / earlier today

The Prime Minister has visited Luton University. He spoke to students there earlier today.

2.      The train drivers / go on strike / stop work /at twelve o’clock

......................................................................................................................................

3.      The Queen / arrive in Toronto / fly there / in an RAF aircraft

......................................................................................................................................

4.      Two men / escape from Parkhurst Prison / get away / during the night

.....................................................................................................................................

5.      The actor Howard Bates / die in car accident / his car / crash into a wall

.......................................................................................................................................

6.      Linda Jones / win the woman’s marathon / run it / in 2 hours 27 minutes

......................................................................................................................................

Ex 7:  Write the verbs into the past simple, present perfect simple or present perfect continuous.

Jake and Michael, two friends, are talking

J: Hello, I¹ ……………………………. (not see) you for ages.

M: No, it must be about two years since we last ²………………………....

    (meet). What³ ………………………………… (you/do) with yourself?

J: I ⁴…………………………………………… (do) all sorts of things. Life

   ⁵…………………………… (be) very busy lately. I ⁶….……………………. (start) 

   a new job at the sailing centre.  

M: Really! Doing what?

J: Well, I ⁷…………………………………… (teach) beginner’s courses to school 

   groups this term but when those ⁸…………………………………… (finish), I’ll be 

  teaching more advanced groups on holiday courses.

M: That sounds great. What about your old job at the tourist office then?

J: Well, I ⁹………………………………… (work) there for ten years and I quite 

   ¹⁰…………………………. (enjoy) the job but I ¹¹………………………………… 

   (want) to do something different. I ¹²………………………………… (always/enjoy)

   sailing in my spare time so I ¹³…………………………… (think) it would be nice to

   do it for a job.

M: So how long I ¹⁴….………………………….. (you/be) at the sailing centre?

J: For about two months now? I’m sure I ¹⁵………………………………… (do) the

  right thing. It’s a really enjoyable job. And what about you?

M: Well, I’m still at the Rembrandt Hotel. I ¹⁶………………………………………….

    (work) there for fifteen years now. But I ¹⁷………………………………. (have) a

    promotion so that’s good. They ¹⁸……………………………………. (give) me the

    job of head receptionist.

J: That’s good news.

M: Yes, it ¹⁹……………………………………… (make) me feel much better about

   work. I mean, I ²⁰………………………………….. (do) a lot of different jobs at the

   hotel but I ²¹…………………………………….. (never/ have) a job with this much

    responsibility before. I ²²…………………………………….. (work) at the reception

    desk for four years when I ²³…………………………………… (start) at the hotel.

J: I’m happy for you. You should learn more languages then.

Ex 8: Write the verbs in brackets into the past simple or the past continuous.

1.      Jane ………………………… (wait) for me when I ………………….. (arrive).

2.      ‘What ………………………… (you/do) this time yesterday?’ – ‘I was a sleep.’

3.      ‘ ……………………………….. (you/go) out last night?’ – ‘No, I was too tired.’

4.      ‘Was Carol at the party last night?’ – ‘Yes, she ……………………………. (wear) a really nice dress.’

5.      How fast ………………………………….. (you/drive) when the accident ……………………… (happen)?

6.      John …………………………………… (take) a photograph of me while I ………………………………… (not/look).

7.      We were in a very difficult position. We ……………………………. (not know) what to do.

8.      I haven’t seen Alan for ages. When I last …………………………… (see) him, he ……………………………………….. (try) to find a job in London.

9.      I ………………………………….. (walk) along the street when suddenly I ………………………… (hear) footsteps behind me. Somebody ………………………….. (follow) me. I was frightened and I ………………………….. (start) to run.

10.   When I was young, I ……………………………. (want) to be a policeman.

Ex 9: In the following sentences put the verbs in brackets in either the past simple or the past continuous tense. Put any other words in the brackets in the correct place. Look at the example provided.

1.      While the teacher was explaining (explain) the sum on the blackboard, the children were throwing (throw) paper aeroplanes around the classroom.

2.      Eve ........................................ (live) in Athens when she ........................... (meet) the man who was to become her husband.....................

3.      you....................... (not work) at Macllroy’s when they ............................... (have) that terrible fire?

4.      I .................................... (hear) a strange noise just as I ................................ (go) to sleep.

5.      When the fire alarm .................................. (go) off, we ..................................... (leave) the building as quickly as possible.

6.      At the place where we ....................................... (live) before, our neighbours (always/ have) violent arguments late at night.

7.      Fiona ................................... (live) in New York when her first novel ............................ (publish).

8.      On looking out of the window, Dick ................................. (see) it was another dry day. The wind .................................... (blow) hard and big clouds .............................. (gather) on the horizon.

9.      While the others ........................................ (lie) on the beach, poor old Gary ...................................... (work) in the office as usual.

10. When the phone ............................................. (ring), she ....................................  (pick) it up and .................................... (put) it down again!

11. Beverly ....................................... (work) in a fast-food restaurant for a few months before she .............................................. (go) to college.

12. When I ........................................ (be) a lad, we .......................................... (always/go)  to Heysham for summer holidays. I ......................................... (really/love) the place even though it .............................................. (often/rain).

Ex 10: Complete this text with these verbs.

was (×2)     explained       didn’t eat        have gone        had cooked        hadn’t eaten

were           went              didn’t lock       have heard       had reached      hadn’t locked                                                                                                                                                                                                                                                                                                                                                             j                                                                                                                                                                         e                                                                                                                                                                       ee      

One of the four-year-olds in the reading group suddenly said, ‘This is the silliest story I (1) ........................ever .......................!’ I (2) .......................................... in the middle of reading Goldilocks and the three Bears to the group. We (3) ......................just ............................ the part in the story where Goldilocks goes into the bears’ house and eat some of the food from bowls on the table.

‘Where (4) ................................... the bears?’ he asked.

‘Maybe outside or playing in the woods,’ I suggested.

‘And their house was wide open? They (5) ......................even .............................. the door before going out?’

‘Well, in the old days, people (6) ............................................... their doors.’

‘And their food was on table, but they (7) ....................................... it before they (8) ........................................outside?’

‘Maybe they (9) ............................................ it because it (10) ............ too hot.’

‘If you (11) ........................................... that meal, you wouldn’t (12) ........................................

Out and left it, would you?’

‘Probably not, but it’s just a story,’ I (13) ......................................... rather weakly.

Future tenses

Ex 11:

Put the verbs in brackets into the future simple or continuous. Complete any short answer with will or won’t.

Ex 12: Write the verbs below in the future perfect simple or continuous. If two answers are possible, write the answer which you think is best for the sentences.

1.      They’ll probably be hungry because they won’t have eaten. (not eat)

2.      I’ll be tired tonight because I’ll have been working all day. (work)

3.      I ……………………………… the entire committee by the time I leave England. (meet)

4.      I ……………………………….. for seven years when I get my degree. (study)

5.      We …………………………….. here for six months by the time they find us a new flat. (live)

6.      I …………………………….. for fifty-five years by 2016. (work)

7.      They …………………………….. in the cold for six hours by the time we pick them up. (stand)

8.      Another million people ………………………………… unemployed by this time next year. (become)

9.      She ………………………………….. Prime Minister for ten years by next year. (be)

10.  They ………………………………… for five hours by eight o’clock. (play)

11.  We ………………………………. for two days by the time we get there. (drive)

12.  They ………………………………. for twenty-four hours by twelve o’clock tomorrow. (not eat)

13.  When they’ve talked to me, the police ……………………………… everybody in the office. (question)

Ex 13: Put the verbs in brackets into the present simple, future simple, future perfect simple or future perfect continuous.

1.      I think she will have heard (hear) all about it by the time I see (see) her.

2.      I reckon I …………………………………… (finish) this book by the weekend and then I …………………………………… (give) it to you.

3.      The children ……………………….. (be) hungry when they ……………..………… (get in) because they …………………………….   ………………………… (run around) all afternoon.

4.      This government …………………………………… (be) in power for eight years soon but I don’t think they ……………………………………… (win) the next election.

5.      …………………………………. (you/eat) when you …………………………. (get) here? If not, I ………………………………… …. (make) you something.

6.      Don’t phone them now. They …………………………………………. (not get) home yet. They ……………………………………………. (probably get back) at about half past eight.

7.      I think they ………………………………………. (finish) building the house by the time the winter ……………………………… (come) and then we ……..………….. (move in) in the New Year.

8.      I expect they …………………………. (be) tired when you …………………………. (see) them because they ……………………………. …………… (work) all day.

9.      If I ……………… (come) and see the film with you on Saturday, I …………………… (see) it six times. But it is my favourite film of all time: I think you …………………..….. (love) it.

Ex 14: Do these sentences refer to habitual present or the future? Circle  P  or  F  for each sentence.

1.      I leave home at eight, walk to the station, and catch the 8.30 train. I always get to the office before nine. P / F

2.      The committee leaves Stockholm on Sunday morning, arrives in Australia on Monday and starts work on Tuesday. P / F

3.      Your plane leaves London at 8.30 and arrives in Cairo at 12.00. P / F

4.      I travel by the 8.30 train because it gets to London before ten o’clock. P / F

5.      I travel by the 8.30 train from Berlin which connects with the night ferry from the Hook of Holland. You arrive in London an hour before your appointment. P / F

6.      I always take the night train from Edinburgh which arrives in London at half-past six. P / F

7.      The hovercraft leaves Felixtowe at 12.00. It takes an hour, so you get there at 14.00 French time.  P / F

8.      The Prime Minister arrives in India on Tuesday, spends a couple of days in Delhi, then goes on to Malaysia.  P / F

Ex 15: Put the verbs into the more suitable form, present simple or continuous.

1.      I …………………………….. (go) to the cinema this evening.

2.      ………………………………………… (the film/begin) at 3.30 or 4.30?

3.      We …………………………………….. (have) a party next Saturday. Would you like to come?

4.      The art exhibition ……………………………………….. (finish) on 3 May.

5.      I ……………………………… (not go) out this evening. I  ……………….………… (stay) at home.

6.      ‘ ………………………..….. (you/do) anything tomorrow evening?’  ~ ‘No, I’m free. Why?’

7.      We ……………………………. (go) to a concert tonight. It ……………………… (start) at 7.30.

8.      I ………………………………… (leave) now. I’ve come to say goodbye.

9.      A: Have you seen Liz recently?

B: No, but we …………………………… (meet) for lunch next week.

10.  You are on the train to London and you ask another passenger:

Excuse me. What time ………….………………………… (this train/get) to London?

11.  You are talking to Helen:

Helen, I ………. ……………………. (go) to the supermarket. ……………… …….. ……………… (you/come) with me?

12.  You and a friend are watching television. You say :

I’m bored with this programme. What time ………………………….. (it/end) ?

13. I ……………………………. (not/use) the car this evening, so you can have it.

14. Sue ……………………………… (come) to see us tomorrow. She ……………. …………………… (travel) by train and her train ……………………. (arrive)  at 10.15.

Ex 16: Complete the text using the verbs given. Choose will (’ll) or (be) going to with each verb, depending on which is more appropriate.

1.      A: I can’t come over during the day.

B: I …………………………….. you tomorrow evening, then. (see)

2.      The method is quite simple, and I’m sure it ……………………………….. familiar to most of you already. (be)

3.      Have you seen Karen recently? She ……………………………. another baby. (have)

4.      A: Did you get the theatre tickets?

B: No, I forgot all about them. I ……………………………….. them tomorrow. (book)

5.      Wherever you go in Brazil, you …………………………………. the people very friendly. (find)

6.      John says he …………………………………….. a politician when he grows up – and he is only 5 years old! (be)

7.      Are these new skis yours? ……………………… …………………… skiing? (you/take up)

8.      It’s getting very humid. We …………………………….. a thunderstorm. (have)

9.      A: We’ve got small, medium and large. What size do you want?

B: I …………………………….  a large one, please. (have)

10. A: Shall I give Ian another ring?

B: Yes, I expect he ……………………………….. home by now. (be)

11. A: What are all those bricks for?

B: I …………………………………. a wall at the side of the garden. (build)

12. I hear you ………………………………….. your car. How much do you want for it? (sell)

13.  You can’t play football in the garden. I …………………………….. the grass. (cut)

14. A: What’s the matter with Paula?

B: She says she …………………………………  .

A: She ………………………………… better with some fresh air. (be sick - feel)

Ex 17: Complete this text with the most appropriate forms of the verbs, using will, be going to or the present simple.

            be           give         have         make                    not start                 not stop

I was standing at the bus stop reading my horoscope in the newspaper. It said, ‘You  ……………….………… good moments and bad moments today.’ I looked up and saw the bus coming. Then I realized it ²…………………………………… because it was already full. ‘Oh, no,’ I thought. ‘If I ³……………………………….. walking fast, I ⁴……..………………………. …… late for my first class !’ I had just started walking when a car pulled up beside me and one of my classmates leaned out. ‘Hey Jean, get in, we ⁵……………………………. you a lift.’ It’s amazing how the bad moments ⁶………………………….….. the good moments feel so much better.

Objectifs de l’enseignement
Les objectifs assignés par cette matière portent sur l’initiation des étudiants à mettre en pratique les connaissances théoriques acquise dans les cours des machines hydrauliques et stations de pompage.
Connaissances préalables recommandées
     Hydraulique générale, machines hydrauliques et pompes et stations de pompage.

Objectifs de l’enseignement
Les objectifs assignés par cette matière portent sur l’initiation des étudiants à mettre en pratique les connaissances théoriques acquise dans les cours de  traitement et épuration de l’eau. L’étudiant sera en mesure d’utiliser les appareils de mesures de paillasse ainsi que les pilotes destinés à réaliser des études sur le traitement et l’épuration des eaux.
Connaissances préalables recommandées
     Chimie des eaux, biologie des eaux, traitement des eaux, épuration des eaux.

Contenue de la matière : Statistique descriptive.

Ce cours s’adresse aux étudiants de la deuxième année de Licence des sciences
et techniques. Premier semestre (L2 - S1).

Objectifs de la matière : Le cours a pour but d'initier les étudiants aux principes de base de la statistique.

Le cours vise principalement à introduire et faire méditer les concepts fondamentaux et méthodes élémentaires de la statistique pour permettre un apprentissage autonome ultérieur de méthodes complémentaires.

On veut développer le sens critique nécessaire lors de la mise en œuvre et de l'interprétation d'un traitement statistique.

Pour cela, on introduira et utilisera un cadre mathématique rigoureux.