小升初英语语法专项培优突破 第11章：现在完成时（1）现在完成时的构成

这是一份小升初英语语法专项培优突破 第11章：现在完成时（1）现在完成时的构成，共5页。教案主要包含了二人称单等内容，欢迎下载使用。

现在完成时的否定句是在have(has)的后面加上nt，疑问句是将have(has)置于主语之前。
1现在完成时的肯定句
句型：
主语(第一、二人称单、复数，第三人称复数)+have
+过去分词～
主语(第三人称单数)+has
例如：
We have lived in Beijing.
我们一直住在北京。
He has lived in Beijing.
他一直住在北京。
过去分词有下列三种用法：
1.构成现在(过去)完成时
have(has)+过去分词～
I have written the letter.
我写完这封信了。
2.被动语态：
be + 过去分词～
He was lked after.他受到照顾。
3.用于形容词
This is a brken chair.
这是一张坏的椅子。
2现在完成时的否定句
句型：主语+have(has)+nt +过去分词～.
I have nt seen the mvie yet.
我还没看这部电影。
He hasn't been t Beijing since then.
从那时起，他就再也没来过北京。
注意
haven't =have nt读作[hvnt]
hasn't =has nt读作[ˈhæznt]
We've =We have读作[wiːv]
3现在完成时的疑问句
句型：一般疑问句：Have(Has)+主语+过去分词～？
Have yu finished the wrk？
你已经做完这项工作了吗？
Yes，I have. 是的，我已经做完了。
N，I haven't. 不，我还没有做完。
Has she arrived here？
她已经到这儿了吗？
Yes，she has 是的，他已经到了。
N，she hasn't 不，她还没有到这儿。
特殊疑问句句型
特殊疑问词+have(has)+主语+过去分词～？
Hw many times have yu been t the Great Wall？
你去过长城几次？
现在完成时的构成 练习题
一、用括号中动词的适当形式填空
1．He ________ (wait) fr an hur.
2．I ________ (nt finish) the wrk yet.
3．________ yu ________ (knw) him since then ?
4．I ________ (hear) frm my father recently.
5．We ________ (be) there many times in the past 3 years.
6．The sun ________ (rise) when we gt there.
7．They ________ (finish)the wrk by the end f last mnth.
8．Hw lng yu ________ (stay) at hme already
9．I ________ (nt read) the bk befre.
10．He ________ just ________ (d) it.
11．My sister ________ (walk) t schl everyday last year.
12．We ________ (have) an exam. again smetime next week.
13．By 1993, we ________ (plant) 20,000 trees.
14．Her sister ________ (g) t Shanghai. She ________ (leave) this mrning.
15．My friend Wang Hai ften ________ (swim) in the river.
16．The writer ________ (finish) several stry-bks since 1980.
17．I asked my mther ________ she ________ (cme) back sn.
18．What ________ yu ________ (d)when I called yu ?
19．Dn't cry! Our teacher ________ (g) ver his lessns.
20．He just ________ (have) his breakfast.
21．I believe that ur vlleyball team ________ (be)back in a week.
22．The famus scientist ________ (reach) Beijing tw days ag.
23．We'll g t visit the museum if it ________ (nt rain) tmrrw.
24．I saw my friend when I ________ (walk) in the street.
25．Lk, the bys ________ (play) n the play grund.
26．He ________ (live) in his hmetwn since he left here.
27．He ________ (g) t see his grandfather last Sunday.
28．When we gt t the classrm, the class ________ (begin).
【答案】
1．has waited
2．haven't finished
3．Have, knwn
4．have heard
5．have been
6．had risen
7．had finished
8．have, stayed
9．haven't read
10．has, dne
11．walked
12．will have
13．had planted
14．has gne, left
15．swims
16．has finished
17．if, wuld cme
18．were, ding
19．is ging
20．has, had
21．will be
22．reached
23．desn't rain
24．was walking / walked
25．are playing
26．has lived
27．went
28．had begun