It opens at 8 am on weekdays,but at 9 at weekends.

问题描述:

It opens at 8 am on weekdays,but at 9 at weekends.
为什么这句话中,工作日和周末前面的介词不同呢
1个回答 分类:英语 2014-11-03

问题解答:

我来补答
固定搭配啊!
on weekdays ...at weekends 记住就行了
 
 
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