--Excuse me, may I smoke here?--I’m afraid you____. It’s not allowed here.A. can B. can’t C. needn’t
– Which is the best way ____ to school? -- By bus.
It usually ____ him fifteen minutes to walk to school.
____ students get up at six and ____ get up at six thirty.
I think you can ____ to the new park. It’s a little far.
I don’t know____. Can you tell me?