题目内容
The professor walked onto the platform and seated himself in a chair _________, for answering questions.
[ ]
A.had prepared
B.being prepared
C.preparing
D.prepared
答案:D
解析:
解析:
句意:教授走上讲台,坐在椅子上,准备回答问题。prepared是形容词作主语补足语。 |
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