题目内容
________ that the door is locked before you leave the roan.
- A.Making sure
- B.Make sure
- C.Be sure
- D.To make sure
B
【巧解导析】此处须填入一个动词做谓语，整个句子是一个祈使句，故答案为B．C项Be sure that表示“某人相信，确信”．整个句子的意思是“在你离开房间之前请弄清楚房门已锁上”．
【巧解导析】此处须填入一个动词做谓语，整个句子是一个祈使句，故答案为B．C项Be sure that表示“某人相信，确信”．整个句子的意思是“在你离开房间之前请弄清楚房门已锁上”．
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