Question

Rewrite these sentences using may, must or can’t.

1) Perhaps they saw us. 2) Maybe you are right. I can’t be sure. 3) Th ere is nobody in. Probably they have gone

shopping. 4) He drove all the way from Glasgow. Obviously it was a long journey. 5) You have just had dinner.

It is impossible that you are hungry. 6) I don’t believe that you have crossed that wide river. 7) I doubt that you

are coming to see me tonight. 8) Perhaps he is writing his report on wildlife in Moldova. 9) He is a very good

specialist. I am sure the company will off er him the job. 10) Probably this well-educated young man went to

the fi nest schools in Japan. 11) Th ere are a lot of sheep in the meadow. Obviously the farmers have got many

sheep. 12) Probably she called us but we were not in. 13) Perhaps they are waiting for you to join them.​

Answer 1

1) They may have seen us.

2) You may be right. I can't be sure.

3) There is nobody in. They may have gone shopping.

4) He drove all the way from Glasgow. It must have been a long journey.

5) You've just had dinner. You can't be hungry.

6) I can't believe that you have crossed that wide river.

7) I can't trust that you are coming to see me tonight.

8) He may be writing his report on wildlife in Moldova.

9) He is a very good specialist. The company must offer him the job.

10) This well educated young man may have went to the finest schools in Japan.

11) There are a lot of sheep in the meadow. The farmers must have got many sheep.

12) She may have called us but we were not in.

13) They may be waiting for you to join them.