Modal Auxiliary Verbs Exercise

Fill in the blanks with an appropriate modal auxiliary.

1. You …………………………. start coming on time. (strong obligation)

2. You ……………………….. pay for this. (threat)

3. She …………………………….. be working late tonight. (weak possibility)

4. She ………………………….. spend hours talking to herself. (past habit)

5. You …………………………… give credit where it is due.

6. …………………………… the train be on time?

7. ‘Can somebody help me?’ ‘I …………………………..’ (willingness)

8. …………………………. I borrow your car? (permission)

9. She …………………………… not get the job. (possibility)

10. I promise I …………………………. tell anybody.

11. …………………………. you mind my sitting here?

12. She ………………………….. be here soon. (logical conclusion)