Question

Complete each of these sentences with must or can't.

1 He.......be at home. I've just rung there and there was no reply.
2 She ............be really pleased. She got top marks in all her exams.
3 They've got a very expensive car so they.........be short of money.
4 You............be exhausted. You've been travelling for nearly 24 hours!
5 He.............be disappointed. We all thought he was going to get the job.
6 You ................be serious. She would never agree to go out on a date with me.

Answer 1

1. Must
2. Must
3. Can't
4. Must
5. Must
6. Can't

Answer 2

1-can't
2-must
3-can't
4-must
5-must
6-can't