I was at a loss what to do next when an excellent idea suddenly` _______ me. A. knocked at B. occur...
2023-01-25 02:42:14 41次 2010年福建省高二下学期期末考试英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I was at a loss what to do next when an excellent
idea suddenly` _______ me.
A. knocked at B. occurred
to C. happened to D. knocked down
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