He messed the project up, but he behaved as if nothing __________. A. had happened B. happened C. wo...
2022-09-25 18:48:50 216次 北京市海淀区2018届高三二模英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He messed the project up, but he behaved as if nothing __________.
A. had happened B. happened
C. would happen D. would have happened
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