I am going to Tian’anmen Square to watch the raising of the national flag with Lin Tao ________ it r...
2023-02-04 11:01:57 29次 2013-2014学年江苏省无锡市惠山九年级下学期期中考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
I am going to Tian’anmen Square to watch the raising of the national flag with Lin Tao ________ it rains early tomorrow morning.
A. ifB. unlessC. when D. since
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