Answer Key
Grammar Quiz 18 – Modal Verbs 2
Choose the right modal verbs.
- I'm sorry I [can't] help you this weekend.
- Jane [doesn't have] to pay for the service.
- I think you [should] call her now.
- Excuse me, [may I] ask you a question?
- [Should I] stay here until tomorrow?
- Do you [have] to read the book by Friday?
- You [mustn't] speak to your sister like that! It's very impolite!
- He [has] to write the email again.
- You [shouldn't] lie to him!
- [Does] it have to be ready by next week?