Question

you __________ put your computer in your bedroom.

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。