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EXERCISE 2. Underline the correct word.

1. A: Have you read that new book yet?

B: Only some of it. It's very bored/boring.

2. A: Did you enjoy your holiday?

B: Oh, yes. It was very relaxed/relaxing.

3. A: I'm going to a lecture tonight. Do you want to come?

B: No thanks. I'm not interested/interestingin the subject.

4. A: Did you hurt yourself when you fell?

B: No, but it was very embarrassed/embarrassing.

5. A: Shall I turn off the lights?

B: No. I'm frightened/frighteningof the dark.

6. A: Was Mother upset when you broke her vase?

B: Not really, but she was very annoyed/annoying.

7. A: How do you feel today?

B: I still feel very tired/tiring.

8. A: Ihaven't seen Mr. Green for several days.

B: Neither have I. It's a bit worried/worrying.

EXERCISE 3. Rewrite the sentences using participles.

Example: He was lying on the bed and he was reading a book.

...He was lying on the bed reading a book.

a) Lisa took a deep breath and dived into the water.

b) Jack burnt his finger while he was lighting a fire.

c) After Ann had ironed the clothes, she put them away.

d) Because he was cold, James turned on the heater.

e) The photographs, which were taken at the reception, were blurred.

f) Alison washed the paintbrushes before she painted the living room.

g) She was sitting on the sofa and she was knitting a jumper.

h) The girl who is sitting next to Alison is Vicky.

i) Because he had forgotten to do the shopping, he ate out that night.


The modal verbs are: can, could, may, might, must, ought to, will, would, shall, should, have to (has to), need (needs).

Modal verbs are used to express: ability, possibility, probability, logical assumptions, permission, requests, offers, suggestions, advice, criticism, obligation, prohibition or necessity.


Can /be able to (ability in the present/future) Ann can type fast. I will be able to pay you next week.
Could/was able to (=managed to ability in the past) Could is more usual than was able to. I could / was able to go on a trip round the city last week.
May/might/could + present infinitive (perhaps; its possible that something will happen in the future or perhaps it is true at the moment) May/might/could + perfect infinitive (perhaps something happened in the past) Could + perfect infinitive is used for smth which was possible but didnt actually happen. Sam may/might/could pass his test this time. (Its possible that he will pass the test.) She looks miserable. She may/might /could have lost her job. (Perhaps she has lost her job.) Dont drive so fast! You could have killedthat man. (Luckily, you didnt kill this man.)
Ought to/should + present infinitive show that something is probable now or in the future Ought to/should + perfect infinitive show that something was likely to happen but we dont know if it happened or not Tom ought to/ should pass his exams. (He will probably pass.) Has Nancy phoned yet? She ought to/ should have phoned an hour ago. (We dont know whether she phoned or not.)
Cant/couldnt + present infinitive (I dont think; its logically improbable) Must + present infinitive (I think, Im fairly sure; its logically probable) cant is opposite of must cant/couldnt + perfect infinitive (Its impossible that something happened in the past.) must + perfect infinitive (Its very probable that something happened in the past.) She cantbe rich. Her house is too small. (I dont think shes rich.) His face is red. He mustbe very angry. (I think he is very angry.) It cantbe true. It mustbe a lie. She cant / couldnt have lost her way; she must have missed the train. (= I dont think shes lost her way; I think she has missed the train.)
To express possibility in questions we dont use may. We use: Can he? Could he? Is he likely to? Is it likely that? Might he? (Is it possible that?)
(asking for permission) can (informal) could (more polite) may (formal) might (more formal)   Can/Could I interrupt you for a second? May/Might I speak to the manager?
(giving or refusing permission) can (informal; giving permission) may (formal; giving permission also used in written notices or formal announcements) mustnt/cant (informal refusing permission) may not (formal refusing permission) Can I use your phone? Of course you can. (informal) Could I use your phone? Of course you can.(not: of course you could) May I use your phone? Certainly you may. (formal) Luggage maybe left here. (written notice) Im afraid you cant/mustnt enter the room. Rubbish may not be left here. (written notice)
(talking about permission) can/be allowed to (to talk about the future and present) could (to talk about the past used for repeated actions) was/were allowed to (to talk about the past used for repeated or single actions) couldnt/wasnt allowed to (in negations or questions for either repeated or single actions)   Pupils are allowed to / can use the school swimming pool free of charge. She was always allowed to/ could always play with her dolls after school. (repeated actions) The reporter was allowed to (not: could) take a photo of the pop singer. (single action) The foreigner wasnt allowed to/couldntenter the country without a visa. (single action)
Requests (asking someone to do smth) Can you? (informal request) Will you? (familiar) Could you? (polite request) May I? (formal request)   Would you/ would you mind? (more polite and formal than could you) Can you help me, please? Will you get me my glasses, please? Could you make me some tea? May I have a glass of water? (request) May I open the window?(asking for permission) Would you post this letter for me? Would you mind typing these letters for me?
Offers (offering to do smth) Ill (Im willing to do smth - informal) Shall I/we / Can I/we (Do you want me/us to? - informal) Would you like/ Would you like me to?   Ill do the shopping if you like. Shall I help you with your luggage? Would you like some more tea?
Suggestions (making suggestions) Shall I/we? I/We can/could We also express suggestions with: Lets? How about? Why dont we? What about? Shall we go to the theatre? We can /could go to the club if you like. Lets go to the park. How about going to the park?
Advice (saying what the best thing to do is) should/ ought to + present infinitive (ought to is sometimes used for advice based on laws, rules or generally accepted ideas) Shall I? (asking for advice) had better (advice for a specific situation) You shouldstop smoking. (general advice) You ought to treat animals kindly. (Most people believe this.) Shall I tell him the truth? Youd better call your parents or theyll worry.
Criticism (saying what the best thing to do in the past was) should/ ought to + perfect infinitive   You shouldnt have been rude to her yesterday. (but you were) You should have lockedthe car before leaving. (but you didnt)
Obligation- necessity Must/have to (its necessary, Im obliged to) Must is used only in the present and future when the speaker decides. Have to is used when the necessity comes from the outside the speaker or when others decide for him/her. Have got to (more informal and usual than have to) is used for obligation on a single occasion. Ought to (duty; Its the right thing to do but people dont always do it.) Need (its necessary) is followed by a passive full infinitive or an ing form and takes s in the 3rd person singular in statements. I must lose some weight. (I say so.) I had to go to work early yesterday. (Must is not possible here as it is used only in the present.) I have to lose some weight. (The doctor says so; the doctor decides for me.) Ive got totidy my room; Mother is angry. Ive got to phone her; shell be worried. We ought to respect the environment. (but we dont always do it) Your hair needs to be cut. orYour hair needscutting.
Must is used only for the present and future situations. Have to forms its questions and negations with do/ does and did. Did you have to stay late at work yesterday? Yes. I had to type some urgent letters.
Absence of necessity Neednt + bare present infinitive /dont have to/dont need to (it is not necessary in the present or future) Didnt need to/didnt have to (It wasnt necessary in the past and we may not know if the action happened or not.) Neednt + bare perfect infinitive (We know that something happened in the past although it was not necessary.) You neednt take a jacket. Its rather warm. You dont have to/ dont need to take a jacket. It rather warm. He didnt need/ have to buy any milk. There was a lot in the fridge. (I dont know if he bought any.) She neednt have bought any milk. There was a lot in the fridge. (I know she bought some milk but there was no need.)
Prohibition Mustnt (its forbidden) Cant (you arent allowed to) You mustnt enter the room. You cantwait here.


EXERCISE 1. Fill the spaces with can, could and shall/will be able. Comment on the usage.

1. you stand on your head? I when I was at school but I now. 2. When Ive passed my driving test I hire a car from our local garage. 3. At the end of the month the Post Office will send him an enormous telephone bill which he pay. 4. I remember the address. You even remember the street. (negative) 5. When the fog lifts we see where we are. 6. Youve put too much in your rucksack; you never carry all that. 7. When I was a child I understand adults, and now that Im an adult I understand children. (negative) 8. When you have taken your degree you put letters after your name?


EXERCISE 2. Fill the spaces with must, have to, may, might, could or cant, as in the example. Comment on the usage.

1.Perhaps Bill will work late tonight. Bill may/might work late tonight. 2. Its possible that Mary is trying to call us. Mary . 3. The students are obliged to finish the test in one hour. The students . 4. It is possible that Mum is working in the garden. Mum . 5. Im sure Tom is hungry. Tom . 6. Perhaps Dad will take us out to dinner. Dad . 7. Im sure Jane hasnt reached the station yet. Jane . 8. Its likely that they have gone to the supermarket. They .


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