Tom was about to close the windows _____his attention was caught by a bird. A. when B. if C. and D. ...
2023-02-03 07:40:32 91次 2012届内蒙古赤峰市高二下学期四月月考英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Tom was about to close the windows _____his attention
was caught by a bird.
A. when B.
if C.
and D. till
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