It suddenly occurred to him ____ he had left his keys in the office. A. that B. what C. whereD. whic...
2022-10-17 02:30:42 75次 2016届天津市河东区高三一模考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It suddenly occurred to him ____ he had left his keys in the office.
A. that B. what C. whereD. which
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