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 般现在时表将来 )下列动词:come,go, arrive,eave, start, begin, return的一般现 在时表将来。这主要用来表示在时间上已确定或安排好的事情。 The train leaves at six tomorrow morning When does the bus star? It stars in ten minutes 2)倒装句,表示动作正在进行,如: I Here comes the bus. The bus is coming a There goes the bell. -The bell is ringing◼ 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。 ◼ 一般现在时表将来 ◼ 1）下列动词：come, go, arrive, leave, start, begin, return的一般现 在时表将来。这主要用来表示在时间上已确定或安排好的事情。 ◼ The train leaves at six tomorrow morning. ◼ When does the bus star? It stars in ten minutes. ◼ 2）倒装句，表示动作正在进行，如： ◼ Here comes the bus. = The bus is coming. ◼ There goes the bell. = The bell is ringing