高考语法专题:动词的时态和语态
1.一般现在时(do, does, am, is, are)
(1)表示经常性、习惯性的动作或现在的状态、特征和普遍真
理,一般不表示一个具体的动作。常用often, usually, always,
sometimes, every day等。
Light travels faster than sound.
(2)表示按规定、计划或安排要发生的情况(这种用法只限于
begin, come, go, leave, arrive, stop, start, open等少数动词):
The train leaves at 10 a.m..
(3)表示现在进行时:
There goes the bell.
Here comes the bus.
(4)在时间和条件状语从句中表示将来:
You will catch the train if you hurry up.
2.一般过去时(did, was, were)
(1)表示过去发生的动作、存在的状态或习惯性动作,只表过
去,与现在无关。
Who broke the window?
(2)表示客气,与过去时无关:
Would/Could you please give me a hand?
3.一般将来时
表示说话时看来将要发生的动作或情况,有多种表达方式:
(1)shall(will)do:
We will meet you at the airport.
(2)be going to do,打算、准备干;即将发生:
Come out! The roof is going to fall.(此处不用will fall)
(3)be to do,按计划、安排发生:
They are to hand in their plan next week.
(4)be about to do,就要干某事,不与时间状语连用:
We are about to leave.
(5)be doing,用现在进行时表示按规定、计划或安排要发生的
情 况:
We are leaving for Beijing tomorrow.
4.现在进行时(am/is/are doing)表示说话时正在进行的动作,与
now 连用: