exercise 7
Modal Verbs
Quiz
Choose the most suitable word or phrase in each sentence.
- We can't be lost.
- It isn't allowed.
- I don't believe it.
- Jane is bound to be late.
- She always is.
- She must be.
- Late-comers are to report to the main office.
- It's a good idea.
- It's the rule.
- You don't have to stay unless ...
- it's necessary.
- if you don't want to.
- Astronauts must feel afraid sometimes.
- They're supposed to.
- It's only natural.
- You can't come in here.
- It isn't allowed.
- I don't believe it.
- All motorcyclists have to wear crash helmets.
- It's a good idea.
- It's the rule.
- I ought not to tell Jack.
- It's not a good idea.
- It's the rule.
- We should be there soon.
- I expect so.
- It's absolutely certain.
- You'd better leave now.
- That's my advice.
- That's an order!