问题描述:
英语句式问题,此句该怎么填?
If the weather had been better,we could have a picnic.But it __ all day.
A.rained B.rains C.has rained D.is raining
应该选哪个?为什么?
If the weather had been better,we could have a picnic.But it __ all day.
A.rained B.rains C.has rained D.is raining
应该选哪个?为什么?
问题解答:
我来补答展开全文阅读