题目内容
__ many times, but she still didn't know how to do it.
A. She was taught B. Having taught C. Having been taught D. She has taught
A
解析:
因为有but连接所以前后两个必须是完整的句子。
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题目内容
__ many times, but she still didn't know how to do it.
A. She was taught B. Having taught C. Having been taught D. She has taught
A
因为有but连接所以前后两个必须是完整的句子。