第1个回答 2016-03-25
be going to do
表示最近打算进行的事,具有一定的目的性和计划性.(这种安排既有可能是主语做出的,也有可能是别人安排的)
We are going to have a meeting tomorrow.
表示即将要发生的事情,不可避免要发生的事情.(多用于表天气)
It's getting cloudy. It is going to rain.
be doing 是进行时态的谓语结构,在英语里,进行时态都可以表将来时态.但是要符合一定的条件.
一般是以下两条:
01. 用现在进行时表一般将来时,限于动词,come go arrive start die等,表示即将发生的一个动作.
They are leaving tommorrow.
The foreign teacher is arriving on Monday.
02. 用来表示安排好要做的事情(用现在进行是结构表一般将来时含义)仅限于下列动词,do;give;have;leave;leave for;move;play;return;ride;sail;see;set forth;set off;set out;start;start for;stay;travel;visit;wear
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