Half an hour has been made full ______ of _____ the problem. A．using; studying B．use; to study C．to ...
2022-12-27 05:06:20 170次 2015届云南省高一上学期9月月考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Half an hour has been made full ______ of
_____ the problem.
|
A．using; studying
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B．use; to study
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C．to use; to study
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D．use; studying
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