Complete the following sentences using an appropriate modal auxiliary verb.
1. The police warned the mob that they ………………… start firing, if they created trouble.
Wrong!
2. Passengers ………………… not smoke on the bus.
Wrong!
3. …………………. I have a word with you?
Wrong!
4. Parents ………………… accompany their children to the school.
Wrong!
5. There was a time when I ………………… read till midnight, but these days I go to bed early.
Wrong!
6. You ………………… not tell me. I know everything.
Wrong!
7. I have promised to keep this secret. I ………………… disclose it to anyone.
Wrong!
8. …………………. I tell you what happened?
Wrong!
9. How long …………………. you take to complete this job?
Wrong!
Done.
Score: 0/9
Answers
1. The police warned the mob that they would start firing, if they created trouble.
2. Passengers must not smoke on the bus.
3. Can I have a word with you?
4. Parents cannot accompany their children to the school.
5. There was a time when I used to read till midnight, but these days I go to bed early.
6. You need not tell me. I know everything.
7. I have promised to keep this secret. I cannot disclose it to anyone.
8. Shall I tell you what happened?
9. How long will you take to complete this job?
