Look at the clouds in the sky!I guess it is going to raij later为什么要用is going to
问题描述：
Look at the clouds in the sky!I guess it is going to raij later为什么要用is going to
答
be going to表示有根据,有把握的将来Look at the clouds in the sky！I guess it is going to rain later为什么要用is going to rainis going to 因为前面的Look at the clouds in the sky，空中有乌云，所以极有可能下雨