Choose the best answer to complete the sentence

I. Choose the best answer to complete the sentence 1. You_____ pick those flowers. Don't you see the sign
A. mustn't.
B. don't need to.
C. can't.
D. needn't
2. It's late. I think we____ better họ now
A. had
B. have.
C. should
D. would
3. We_____ take a bus to the school. It's too far to walk
A. have to.
B. had
C. may.
D. ought