Page 71 - English Grammar in Use

Unit
Exercises 29

29.1 Complete the sentences. Choose from the box.
1 a: Do you know where Helen is?
b: I’m not sure. She might be in her room . may be Tom’s
2 a: Is there a bookshop near here? may not be feeling well
b: I’m not sure, but ask Anna. She . may not be possible
3 a: Where are those people from? might be in her room
b: I don’t know. They . might be Brazilian
4 a: I hope you can help me. might be driving
b: I’ll try, but it . might have one
5 a: Whose phone is this? might know
b: It’s not mine. It .
6 a: Why doesn’t George answer his phone?
b: He .
7 a: Do you know anyone who has a key to this cupboard?
b: Rachel , but I’m not sure.
8 a: Gary is in a strange mood today.
b: Yes, he is. He .
29.2 Complete each sentence using the verb in brackets.
1 a: Where’s Ben?
b: I’m not sure. He might be having lunch. (have)
2 a: Who was the guy we saw with Anna yesterday?
b: I’m not sure. It may her brother. (be)
3 a: Is Ellie here?
b: I can’t see her. She may not yet. (arrive)
4 a: Gary said he would meet us in the cafe, but he isn’t here.
b: He might outside. I’ll go and look. (wait)
5 a: How did John know that I’d lost my job?
b: I don’t know. I suppose Sam may him. (tell)
6 a: Do you know where Jeff is? Is he still in the office?
b: He was here earlier, but he might home. (go)
7 a: Where’s Emma? What’s she doing?
b: I’m not sure. She might TV. (watch)
8 a: Does Max have any brothers or sisters?
b: I’m not sure. I think he may a younger sister. (have)
9 a: I can’t find my umbrella. Have you seen it?
b: You may it in the restaurant last night. (leave)
10 a: I rang Dan’s doorbell, but he didn’t answer. I’m sure he was there.
b: He might not the doorbell. (hear)
11 a: Hannah is supposed to meet us here, and she’s already 20 minutes late.
b: She may . She’s always forgetting things. (forget)

29.3 Complete the sentences using might not have … or couldn’t have … .
1 a: I was surprised Amy wasn’t at the meeting. Perhaps she didn’t know about it.
b: Maybe. She might not have known about it.
2 a: I wonder why Tom didn’t come to the party. Perhaps he didn’t want to come.
b: It’s possible. He to come.
3 a: I wonder how the fire started. Was it an accident?
b: No, the police say it an accident. It was deliberate.
4 a: Mike says he needs to see you. He tried to find you yesterday.
b: Well, he very hard. I was in my office all day.
5 a: The man you spoke to – are you sure he was American?
b: No, I’m not sure. He .

➜ Additional exercises 16–18 (pages 311–13) 59