Complete the following sentences using appropriate modal auxiliary verbs.
Answers
1. Will you help me with my homework? (Willingness)
2. You should/ought to obey the traffic rules. (Obligation)
3. He will not do it. (Unwillingness)
4. Unless you are careful, you will get into trouble. (Prediction)
5. The children asked whether they might / could go for a swim. (Permission)
6. We can hear music playing in the next room. (Ability)
7. If you work hard, you will succeed. (Prediction)
8. We did all that we could. (Ability)
9. He may not come. (Possibility)
10. She might permit this. (Weak possibility)
11. I will sacrifice my life for my country. (Determination)
12. The rattle snake can move very fast. (Ability)
13. You must not park here. (Prohibition)

