成人高考考试

根据网考网考试中心的统计分析，以下试题在2019/8/14日成人高考高起点习题练习中，答错率较高，为：94%
【单选题】It was very kind of you to clean the office, though you
A、needn't do
B、wouldn't have
C、didn't have to
D、mustn't have done
网考网参考答案：C，答错率：94%
试题解析：
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