Permission and Request

You ____ leave if you've finished.

• May

• Might

• Either could be used here

____ I come in?

• Can

• May

• Either could be used here

We ____ not get into the concert without tickets, so we went home.

• Might

• Could

• Either could be used here

____ I open the window?

• Could

• May

• Either could be used here

____ you turn the heating up a bit, please?

• Could

• May

You ____ take a mobile phone into the exam.

• Can't

• May not

• Either could be used here

___ you help me?

• Can

• Could

• Either could be used here

I'm afraid you ____ not take the exam until you pay for it.

• May

• Might

You ____ smoke anywhere on the train.

• Cannot

• Might not

You ____ use my dictionary if you want.

• Can

• Might

• Either could be used here