Complete the sentences with a verb in the correct form

1. 'Where's Bob?' 'I'm not sure. He might _be having_ lunch.'

2. 'Who is that man with Ann?' 'I'm not sure. It might --- her brother.'

3. 'Who was the man we saw with Ann yesterday?' 'I'm not sure. It might --- her brother.'

4. 'Why are those people waiting in the street?' 'I don't know. They might --- for a bus.'

5. 'Shall I buy this book for Tim?' 'You'd better not. He might already --- it.'

Read the situations and make sentences from the words in brackets. Use may or might.

1. I can't find George anywhere. I wonder where he is.

a (he/go/shopping) He may have gone shopping.

b (he/play/tennis) He might be playing tennis.

2. I'm looking for Helen. Do you know where she is?

a (she/watch/TV/in her room)

b (she/go/out)

3. I can't find my umbrella. Have you seen it?

a (it/be/in the car)

b (you/leave/in the restaurant last night)

4. Why didn't Tom answer the doorbell? I'm sure he was in the house at the time.

a (he/be/in the bath)

b (he/not/hear/the bell)

Complete the sentences using might not or couldn't.

1. A: Do you think she saw you?

B: No, she was too far away. _She couldn't have seen me._

2. A: I wonder why she didn't say hello. Perhaps she didn't see me.

B: That's possible. _She might not have seen you._

3. A: I wonder why Ann didn't come to the party. Perhaps she wasn't invited.

B: Yes, it's possible. She ---

4. A: Tom loves parties. I'm sure he would have come to the party if he'd been invited.

B: I agree. He ---

5. A: I wonder how the fire started. Do you think it was an accident?

B: No, the police say it ---

6. A: How did the fire start? I suppose it was an accident.

B: Well, the police aren't sure. They say it ---