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Expressions of Permission
Asking for Permission
- May I use your pen, please?
- Can I use your mobile phone, please?
It is allowed
Present & Future
- You might vote if you are 18.
- You may speak to the manager.
- You could see me this afternoon. I'm free then.
- You can use my personal mobile phone.
It is not necessary
Present
- You don't have to take your medicine if you feel better.
Future
- You won't have to come early tomorrow. There won't be much to do.
It is not compulsory
Present & Future
- You needn't answer all the questions. Three are enough.
- You don't need to have a visa to go from a European country to another.
Cause & Effect
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