Unit 8
Have you read
Treasure
Island
yet?
单元语法聚焦八
单元语法聚焦八
语 法 精 讲
语 法 精 练
Unit 8
Have you read
Treasure
Island
yet?
现在完成时
1
．现在完成时的用法
(1)
表示过去已经发生或已经完成的动作对现在造成的影响或结果，常与
already, ever, before, just, yet, never
等词连用。
(2)
表示从过去开始一直持续到现在的动作或状态。
语 法 精 讲
单元语法聚焦八
2
．现在完成时的结构
肯定句式：主语＋
have/has
＋过去分词＋其他．
否定句式：主语＋
haven't/hasn't
＋过去分词＋其他．
一般疑问句式：
Have/Has
＋主语＋过去分词＋其他？
一般疑问句的肯定回答：
Yes,
主语＋
have/has.
一般疑问句的否定回答：
No,
主语＋
haven't/hasn't./No, not yet./No, never.
单元语法聚焦八
如：
He has already finished his homework.
他已经完成作业了。
—Has he finished his homework yet?
他完成作业了吗？
—Yes, he has.
是的，他完成了。
—No, he hasn't.
不，他没完成。
单元语法聚焦八
3
．一般过去时与现在完成时的区别
(1)
一般过去时只强调在过去发生过某事或动作发生的时间、地点、方式等。如：
I saw the movie yesterday.
我昨天看了这部电影。
(
强调这部电影是昨天看的
)
(2)
现在完成时则强调过去的动作对现在造成的影响。如：
I have already seen the film.
我已经看过这部电影了。
(
强调到现在为止看过这部电影了
)
单元语法聚焦八
( )
1.2018·
连云港
—Look! Somebody ________ the lights.
—Well, it wasn't me. I didn't do it.
A
．
turns off
B
．
is turning off
C
．
was turning off
D
．
has turned off
D
单元语法聚焦八
语 法 精 练
( )
2.2018·
河北
I _____ an invitation to the concert. I can't wait
to go.
A
．
receive B
．
will receive
C
．
was receiving D
．
have received
(
)3.2018·
阜康、米泉
—What an exciting march!
—Yes, isn't it? I ________ such a great one before!
A
．
never saw B
．
had never seen
C
．
never see D
．
have never seen
D
单元语法聚焦八
D
(
) 4.2018·
盐城
—I ________ my card. I want to report it.
—You can call the bank to report the loss. It would be faster.
A
．
lose B
．
was losing
C
．
will lose D
．
have lost
(
)5.2018·
日照
—When will you give the novel back to me?
—Sorry, I ________it. How about Friday?
A
．
didn't finish B
．
won't finish
C
．
haven't finished D
．
don't finish
D
单元语法聚焦八
C
( )
6.2018·
沈阳
Sarah _______many places of interest in Beijing already.
A
．
visited B
．
has visited
C
．
will visit D
．
visits
(
)7.2018·
呼和浩特
Diana can't go to the farm with her classmates because she ________ a bad cold.
A
．
will catch B
．
is catching
C
．
has caught D
．
is caught
单元语法聚焦八
B
C
( )
8.2017·
云南
—What do you think of your hometown, Kate?
—It ________ a lot. It's more beautiful than before.
A
．
has changed B
．
changes
C
．
will change D
．
change
单元语法聚焦八
A
【解析】
考查动词的时态。答语中的后一句
“
它比以前漂亮多了
”
是前一句带来的影响和结果；强调对现在的影响和结果时用现在完成时。故选
A
。
( )
9.2017·
烟台
—Look at my new smartphone.
—Wow, it's so cool. When and where ________ you ________ it?
A
．
do; buy B
．
have; bought
C
．
did; buy D
．
have; had
单元语法聚焦八
C
【解析】
考查动词的时态。句意：
“
看我的新智能手机。”“哇，好酷啊。你何时何地买的？”根据语境可知，这里强调买的时间和地点，应用一般过去时。故选
C
。
( )
10.2017·
海南
Last year our class set up Reading Corner. So
far, we ________ more than 200 books.
A
．
were reading
B
．
have read
C
．
will read
单元语法聚焦八
B
【解析】
考查动词的时态。句意：去年我们班建立了阅读角，到目前为止，我们已经读了
200
多本书了。
so far
意为
“
迄今为止
”
，是现在完成时的标志。故选
B
。
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