Question

You __________ put your computer in your bedroom．

A．don’t need

B．had not better

C．had better not

D．ought not

Answer 1

C

这题考查情态动词的用法：had better do“最好做…”，A项应该是needn’t，D项应该是：ought not to，句意是：你不该把电脑放在卧室里。选C。