问题描述:
We looked everywhere for the keys, but they are nowhere __________.
A to find B to have found
C to be found
D being found
这道题答案为什么选C, 而不选D, 请分析一下,谢谢.
A to find B to have found
C to be found
D being found
这道题答案为什么选C, 而不选D, 请分析一下,谢谢.
问题解答:
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