is about to rain、 is going to rain 、 is raining 、is to rain有
is about to rain、 is going to rain 、 is raining 、is to rain有
there is going to be +raining?rain?rainy?
it must rain 与 it is going to rain 区别
there is going to be rain为什么不是rain
The weather is going to rain对吗?
It___that it is going to rain tomorrow
There is going to be rain.
It (is going to/will) rain.
It is going to _____ (rain).
——it is going to rain
_____(恐怕)it is going to rain
There_________this evening. A. is going to rain B. is going