Page 52 - English Grammar in Use Suppl. Ex. - Fifth Edition

Units
Units
26–30 can, could, may, might, must and can’t

71 Choose the correct alternative.
1 You must be / can’t be very proud of your daughter winning the race.
2 I expected my boyfriend to call after work last night, but he didn’t. I suppose he must be /
must have been too tired.
3 That group is so famous now, it must be / can’t be easy to get tickets to see them perform.
4 I’m sure we can get online here if we try. We must be using / can’t be using the right password.
5 I’ve just rung the garage to check whether they’ve fixed my car, but I can’t get an answer. I suppose
they may have / may be having a break in the yard.
6 I don’t know why you wanted to stay at that party. You might have enjoyed / can’t have enjoyed
talking to all those boring people.
7 I can’t go out now. We’re getting a new TV and the store may be delivering / must be
delivering it this morning.
8 Please check these figures again. They’re not accurate. You might have been concentrating /
can’t have been concentrating when you added them up.
9 You must be / must have been thirsty after playing tennis all afternoon. Shall I get you a drink?

72 Complete the answers with must, can’t or might and any other words you need.
1 greg: Who’s calling at this hour? It’s gone midnight!
helen: It might be James. He said he’d phone if he passed his exam.
2 jim: There’s a light on in that office block. Do you think it’s a thief?
harry: It must be the cleaners. They always work at night.
3 will: What are we having for Sunday dinner?
tessa: It chicken. Mum often does chicken on Sundays.
4 clare: Is that your daughter’s coat?
fiona: No, it hers. It’s much too big.
5 andy: Where did I put my shopping bags? I can’t remember.
jane: They the car. You often leave them there.
6 ellie: Where did Adam get that new guitar? He hasn’t got any money.
kate: It a present. After all, it was his birthday last week.
7 nicky: Why did Mina ignore me at the party last night?
ryan: She you. She wasn’t wearing her glasses.
8 emma: Do you think Cindy told the boss I left work early yesterday?
neil: She’s away this week, so she him.
9 jill: What’s making me feel so ill?
eva: It ate. Did you have seafood last night? That sometimes
makes people ill.

44 English Grammar in Use Supplementary Exercises