Modal verbs

1. have to

2. need

3. should

4. used to

5. must

6. ought to

7. may

8. can

8.1. possibility

8.1.1. He can be there, I think.

8.1.2. Probably, she can sing.

8.2. permission

8.2.1. Can I use your comb, please?

8.2.2. Can I take your car. please?

8.3. request

8.3.1. Can you give me a salt, please?

8.3.2. Can I have a fork, plrase?

8.4. prohibition

8.4.1. You can't drink water from the lake.

8.4.2. You can't play here.

8.5. ability

8.5.1. I can swim.

8.5.2. She can sing.