1.we will go shopping if it___ tomorrow

题目

1.we will go shopping if it___ tomorrow
A.don't rain B.didn't rain
C.doesn't rain D.isn't rain
2.He said the sun___ in the east and __in the west
A.rose set B.rises sets

答案

D isn't 表示将来
B 虽然前面是过去式,但是sun rise是一个永远不变的事情,所以不会随时态改变.