________hard before, Tom is afraid of failing in the exam. A．Having been worked B．Not to have worked...
2023-01-29 11:40:31 85次 2010届高考考前非谓语动词精华专练一百五十题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
________hard before, Tom is afraid of
failing in the exam.
|
A．Having been worked
|
B．Not to have worked
|
|
C．Having never worked
|
D．Never have worked
|
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