题目内容
The student had no idea how to answer the question. (找出能替代画线部分的选项)
A. didn't know
B. knew very well
C. not to know
答案:A
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题目内容
The student had no idea how to answer the question. (找出能替代画线部分的选项)
A. didn't know
B. knew very well
C. not to know