文档介绍：e to our class
-----现在完成时态
语法练习课
时态
不同时间发生的动作,动词要用不同形式
已学习过的时态
名称
时间
动词形式
一般现在时
平时,经常
现在进行时
正在进行
一般将来时
即将,计划
+v原形
going to +v原形
一般过去时
过去(与现在无关)
-ed(规则动词)
过去进行时
过去某一时间,在进行
was/were+v-ing
2. v三单
am/is/are+v-ing
+v原形
going to +v原形
-ed(规则动词)
was/were+v-ing
判断下列句子的时态
works in a factory.
was doing my homework at this time yesterday.
are going to have a ic this Sunday.
held a sports meeting last week.
you helping your mother .
一般现在时
过去进行时
一般将来时
一般过去时
现在进行时
现在完成时
。
,持续到现在的动作或状态
动词构成:have/has+v过去分词
had breakfast
I have just had my breakfast.
(现在我不饿)
I’m not hungry now
moved here
in 2000
I still live here
I have lived here for three years.
I have lived here since 2000/three years ago.
now
动词的过去分词形式
finish--finished--finished
live--lived--lived
carry--carried--carried
stop—stopped--stopped
Eg.
go—went—gone
see---saw—seen
forget—forgot--forgotten
I, finish,
homework
I haven’t finished my homework.
Have you finished your homework?
Yes, I have. / No, I haven’t.
I have finished my homework.
1. 她成为一名护士已经三年了。
2. 我五年前就认识李雷了。
3. 那些相片我已经寄给他了。(post)
4. 我来到这个学校后,他就一直教我。
5. 我刚丢了我的历史书。
She has been a nurse for three years.
I have known Lilei since five years ago.
I have already posted the photos to him.
He has taught me since I came to the school.
I have just lost my history book.