初中英语现在完成时

初中英语现在完成时
Since 和for 的用法
表示过去已经开始持续到现在的动作或状态常用的时间状语有：for, since, how long, so far, these days等。

Since+过去点的时间，for+一段时间（数词+量词），此划线部分用how long提问。

一、since短语或从句表示过去的动作延续至今，since之后的时间为一点。

如：
Mr. Smith has worked here since 1984. 1984年以来，史密斯先生一直在这工作。

He’s learned about 5,000 English words since he went to college. 他上大学以来大约学了五千个英语单词。

二、for短语表示动作延续多长时间，for的宾语为时间段。

如：
We have known each other for twenty years.我们认识有二十年了。

I haven’t seen her for a long time.我好久没有见到她了。

练习：用since和for填空
1) ______ two years 2) _______ two years ago 3) _______ last month 4) ______ 1999 5) _______ yesterday 6) _______ 4 o’clock
7) ______ 4 hours 8) _______ an hour ago 9) _______ we were children 10) _____ lunch time 11) ______ she left here
2.短暂性转换延续性
1)He got to Beijing five minutes ago.
He ________ _________ _________ Beijing for _________ _________.
2)I moved to the USA last year.
I ________ ________ __________ the USA since __________ __________.
3)I went home yesterday.
I _______ ________ _________ home for _________ __________.
4)They came here last week.
They _________ _________ here since _________ __________.
5)He came out two years ago.
He _________ __________ _________ for __________ __________. 6)We return to Fuzhou yesterday.
We ________ ________ _________ to Fuzhou since __________.
7)I became a teacher in 2000.
I ________ __________ a teacher for _________ _________.
8)The river became dirty last year.
The river _________ _________ dirty for _________ __________.
9)The shop closed two hours ago.
The shop ________ _________ _________ for _________ _________.
10)The door opened at six in the morning.
The door ________ ________ ________ for six hours.
13)I got up two hours ago.
I ________ ________ ________ since ________ ________.
14)He left Fuzhou just now.
He _______ _________ ________ _________ Fuzhou for five minutes.
15)My grandpa died in 2002.
My grandpa ________ ________ _________for ________ ________.
16)The meeting finished at six.
The meeting ________ ________ ________ for six hours.
17)I got to sleep two hours ago.
I ________ _________ _________ since _________ __________.
18)They married in 1990.
They ________ _________ __________since __________.
19)I began to teach at this school in 1995.
I _______ ________ at this school since _________.
20)The film began two minutes ago.
The film ____ ____ ____ for ____ ____.
21)They borrowed it last week.
They _________ _________ it since __________ __________.
22)I bought this pen two hours ago.
I _________ _________ this pen for ________ __________.
23)I got to know him last year.
I _________ __________ him since __________ __________.
24)I put on my glasses three years ago.
I __________ __________ my glasses for _________ _________.
25)He has gone to Beijing.
He _______ ________ _______ Beijing for two days.
补充：join the league/the Party/the army
→ be a league/a Party member/a soldier
→ be a member of the le ague/the Party
→ be in the league/the Party/the army
26)He joined the league in 2014.
He ________ _________ a _________ _________ for two years.
He ________ __________ a __________ ___________ the __________ for two years.
He ____________ ___________ ___________ the league for two years.
27)My brother joined the army two years ago.
My brother __________ __________ a ___________ for ___________ ___________.
My brother ___________ ___________ in ____________ ___________ for two years.
3.汉译英
1）这本字典我已买了三年了。

2）他离开中国三年了。

3）我认识他们五年了。

4）他们已去了美国五年了。

5）自从他搬到福州，他就住这儿了。

6）他们已经结婚10年。

4.划线提问
1) I have been there for two days.
__________ _________ __________ you __________ __________ ?
2)My father has lived here since 2005.
_________ _________ __________ your father _________ __________?
3)He left here yesterday.
_________ ________ he _________ __________?
4)They bought a book two hours ago.
__________ ___________ they __________ a book?。