现在完成时的被动语态.ppt

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年终总结
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The Present Perfect Passive Voice
202X
1. Over time I have been changed quite
a lot.
2. First as a PC (personal computer)
and then as a laptop, I have been
used in offices and homes since the
1970s.
3. Over time my memory has developed
so much that, like an elephant, I
never forget anything I have been
told!
Sentences from this unit:
applications have been found for me.
the 1970s many new
used to make mobile phones as well as
help with medical operations.
have also been put into robots and
rockets and sent to explore the Moon
and Mars.
have even been put into space
4. Over time I ________________ quite a
lot.
5. First as a PC (personal computer) and
then as a laptop, I _____________ in
offices and homes since the 1970s.
have been changed
have been used
go
Ready?
6. Over time my memory has developed
so much that, like an elephant, I never
forget anything I _____________!
7. Since the 1970s many new applications
______________ for me.
8. I _____ also ________ into robots and
____ to make mobile phones as well as
help with medical operations.
9. I ____ even ________ into space
rockets and ____ to explore the Moon
and Mars.
have been told
have been found
have been put
used
have been put
sent
years.
A. used B. has been used
C. has used D. is using
money ______ for over a thousand
01
— No. It’s still on the desk.
A. Has; given B. Will; be given
C. Was; given D. Has; been given
2.— ______ the letter ______ to Mr. Black?
02
3. Great changes ______ in my hometown
and a lot of factories ______.
A. have taken place; have been set up
B. have been taken place; are being set
up
C. are taken place; had been set up
D. had taken place; will be set up
The structure of the present perfect passive voice is:
have / has + been + v-ed
02
现在完成时的被动语态表示动作发生在过去, 到现在已经完成或对现在仍有影响。
01
现在完成时的被动语态
新学校已经建成了。
The new school has been set up.
现在完成时的被动语态同它的主动语态一样，强调过去的动作对现在造成的影响或结果，但主语为动作的承受者，表示“……已经被……”。
2. 现在完成时被动语态的肯定式为：
have / has + been + done
The experiment has been done successfully.
这个实验做得很成功。
现在完成时被动语态的否定式为：
have / has + not + been + done
Tom’s novel has not been published.
汤姆的小说还没有被出版。