Question

be going to的时态标志是什么？

Answer 1

be going to+动词原形\地点，表示将来。 a. 主语的意图，即将做某事。 What are you going to do tomorrow? b. 计划，安排要发生的事。 

The play is going to be produced next month。 c. 有迹象要发生的事 

Look at the dark clouds, there is going to be a storm. 

3) be +不定式表将来，按计划或正式安排将发生的事。 We are to discuss the report next Saturday. 4) be about to +不定式，意为马上做某事。 He is about to leave for Beijing. 

注意：be about to 不能与tomorrow, next week 等表示明确将来时的时间状语连用