高中英语涉及到的各种时态的标志、用法等例举出来.例如现在进行时、完成时.
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动词的时态 11.1 一般现在时的用法
1) 经常性或习惯性的动作,常与表示频腮度的时间状语连用.
时间状语:every…,sometimes,at…,on Sunday
I leave home for school at 7 every morning.
2) 客观真理,客观存在,科学事实.
The earth moves around the sun.
Shanghai lies in the east of China.
3) 表示格言或警句中.
Pride goes before a fall.骄者必败.
注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时.
例:Columbus proved that the earth is round..
4) 现在时刻的状态、能力、性格、个性.
I don't want so much.
Ann Wang writes good English but does not speak well.
比较:Now I put the sugar in the cup.
I am doing my homework now.
11.1 一般现在时的用法
1) 经常性或习惯性的动作,常与表示频腮度的时间状语连用.
时间状语:every…,sometimes,at…,on Sunday
I leave home for school at 7 every morning.
2) 客观真理,客观存在,科学事实.
The earth moves around the sun.
Shanghai lies in the east of China.
3) 表示格言或警句中.
Pride goes before a fall.骄者必败.
注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时.
例:Columbus proved that the earth is round..
4) 现在时刻的状态、能力、性格、个性.
I don't want so much.
Ann Wang writes good English but does not speak well.
比较:Now I put the sugar in the cup.
I am doing my homework now.
第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作.再如:Now watch me,I switch on the current and stand back.第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用一般现在时.
11.2 一般过去时的用法
1)在确定的过去时间里所发生的动作或存在的状态.
时间状语有:yesterday,last week,an hour ago,the other day,in 1982等.
Where did you go just now?
2)表示在过去一段时间内,经常性或习惯性的动作.
When I was a child,I often played football in the street.
Whenever the Browns went during their visit,they were given a warm wele.
3)句型:It is time for sb.to do sth 到……时间了 该……了
It is time sb.did sth.时间已迟了 早该……了
It is time for you to go to bed.你该睡觉了.
It is time y