题目内容
The key you have just got the front door.
| A.is used to opening | B.is used to be opened |
| C.is used to being opened | D.is used to open |
D
现在分词表示经常性发生的动作,不定式表示一次性的动作,根据题意你拿的这把钥匙只是用来开前门的,open 和door是主动结构,选D。
练习册系列答案
相关题目