Additional exercises: modal verbs
16
1 What time will you be home tonight? I'm not sure. I may be (might be) late.
2 I can't find the theatre tickets. They must have fallen out of my pocket.
3 Somebody ran in front of the car as I was driving. Luckily, I managed to stop just in time.
4 We have plenty of time. We don't have to (need to) go yet.
5 I didn't go out yesterday. I could have gone with my friends, but I didn't feel like it.
6 I looked everywhere for Helen, but couldn't find (wasn't able to find) her.
7 What do you think of my theory? You might (could) be right, but I'm not sure.
8 Our flight was delayed. We had to wait for two hours.
9 I'm not sure whether I'll be free on Saturday. I may (might) have to work.
10 At first they didn't believe me when I told them what had happened, but in the end I was able (managed) to convince them that I was telling the truth.
11 I promised I'd call Amy this evening. I mustn't forget.
12 Why did you leave without me? You should have waited for me.
13 Lisa called me this morning. She suggested we (should) have lunch together.
14 That jacket looks good on you. You should (ought to) wear it more often.
15 Do you think I should buy a car? What would you do in my position?
17
1 Don't phone them now. They might be having lunch.
2 I ate too much and now I feel sick. I shouldn't have eaten so much.
3 I wonder why Tom didn't call me. He must have forgotten.
4 Why did you go home so early? You needn't have gone home so early.
5 You've signed the contract. It can't be changed now.
6 I'm not sure where the children are. They may be watching TV.
7 I saw Laura standing outside the cinema. She must have been waiting for somebody.
8 He was in prison at the time that the crime was commited. He couldn't have done it.
9 Why are you so late. You should have been here an hour ago.
10 Why didn't you contact me. You could have phoned me.
11 I'm surprised you weren't told that the road was dangerous. You should have been warned about it.
12 We had a great day at the beach yesterday. You ought to have come with us.
18
1 I'm hungry. But you've just had lunch. You can't be hungry already.
2 I haven't seen our neighbours for ages. No. They must have gone away.
3 What's the weather like? Is it raining? Not at the moment, but it might (could) rain later.
4 Where's Julia? I'm not sure. She might (could) have gone out.
5 I didn't see you at Michael's party last week. No, I had to work that night, so I couldn't go.
6 I think I saw Ben in town this morning. No, you couldn't (can't) have seen him this morning. He's away on holiday.
7 What time will we get to Sue's house? Well, it takes about one and a half hours, so if we leave at three o'clock, we should get there by half past four.
8 When was the last time you saw Max? Years ago. I might not (wouldn't) recognise him if I saw him now.
9 Did you hear the explosion? What explosion? There was a loud explosion about an hour ago. You must have heard it.
10 We weren't sure which way to go. In the end we turned right. You went the wrong way. You should have turned left.












