被动语态
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Summary 以下时态的被动语态构成
一般现在时： am/is /are + done
一般过去时： was/were + done
一般将来时：
Hale Waihona Puke 情态动词:will+ be + done
情态动词+be+done
现在完成时： has / have + been + done
Task 4
课堂练习 （一）改写句子 1. We plant trees in spring every year. Trees are planted by us in spring every year. _________________ 2. She posted the letter yesterday. The letter was posted by her yesterday. ____________________ 3. Mr Turner gave me a birthday present. I was given _______________a birthday present by Mr Turner. 4. He is drawing a picture. A picture is being drawn by him. _______________________ 5. You may hand in your homework tomorrow. Your homework may be handed in by you tomorrow. ______________________________ 6. She is going to write a letter. __________________________ A letter is going to be written by her.
4. The new bridge ___ B by the end of last month. A. has been designed B. had been designed C. was designed D. would be designed 5. When part of a pencil is in a glass of water, C it looks as if it ____. A. breaks B. has broken C. was broken D. had been broken
A from increasing，people ____ shout 1. If city noises ____ to be heard even at dinner． A． are not kept；will have to B． are not kept；have C． do not keep；will have to D． do not keep；have to C 2. The fifth generation computers, ____and perfected now. A. developed B. have developed C. are being developed D. will have been developed A the sports meet might be put off． 3. --- ____ --- Yes，it all depends on the weather． A． I've been told B． I've told C． I'm told D． I told
B in the city, and a lot of factories ___. 8. Great changes ___ A. have been taken place; have been set up B. have taken place; have been set up C. have taken place; have set up D. were taken place; were set up D over 60 dollars. 9. That suit __ A. had costed B. costed C. is costed D. cost 10. --- Look! Everything here is under construction. A for? --- What’s the pretty small house that __ A. is being built B. has been built C. is built D. is building 11.--- Do you like the cloth? C very soft. --- Yes, it ___ A. is feeling B. felt C. feels D. is felt
7. I have given you the new book. The new book has been given to you. __________________________ 8. Her bag cannot be found by her. _________________ her bag. She cannot find 9. Do you often hear her sing Russian songs? _________________________Russian Is she often heard to sing songs by you? 10. She doesn’t let her son swim in the river. Her son isn’t let to swim in the river by her. _______________________ 11. The bridge was being built by them at this time last year. They were building the bridge at this time last year. __________________ 12. Does she often sing the song? Is the song often sung by her? _____________________
一般现在时： am/is /are + done
一般过去时： was/were + done
一般将来时：
Hale Waihona Puke 情态动词:will+ be + done
情态动词+be+done
现在完成时： has / have + been + done
Task 4
课堂练习 （一）改写句子 1. We plant trees in spring every year. Trees are planted by us in spring every year. _________________ 2. She posted the letter yesterday. The letter was posted by her yesterday. ____________________ 3. Mr Turner gave me a birthday present. I was given _______________a birthday present by Mr Turner. 4. He is drawing a picture. A picture is being drawn by him. _______________________ 5. You may hand in your homework tomorrow. Your homework may be handed in by you tomorrow. ______________________________ 6. She is going to write a letter. __________________________ A letter is going to be written by her.
4. The new bridge ___ B by the end of last month. A. has been designed B. had been designed C. was designed D. would be designed 5. When part of a pencil is in a glass of water, C it looks as if it ____. A. breaks B. has broken C. was broken D. had been broken
A from increasing，people ____ shout 1. If city noises ____ to be heard even at dinner． A． are not kept；will have to B． are not kept；have C． do not keep；will have to D． do not keep；have to C 2. The fifth generation computers, ____and perfected now. A. developed B. have developed C. are being developed D. will have been developed A the sports meet might be put off． 3. --- ____ --- Yes，it all depends on the weather． A． I've been told B． I've told C． I'm told D． I told
B in the city, and a lot of factories ___. 8. Great changes ___ A. have been taken place; have been set up B. have taken place; have been set up C. have taken place; have set up D. were taken place; were set up D over 60 dollars. 9. That suit __ A. had costed B. costed C. is costed D. cost 10. --- Look! Everything here is under construction. A for? --- What’s the pretty small house that __ A. is being built B. has been built C. is built D. is building 11.--- Do you like the cloth? C very soft. --- Yes, it ___ A. is feeling B. felt C. feels D. is felt
7. I have given you the new book. The new book has been given to you. __________________________ 8. Her bag cannot be found by her. _________________ her bag. She cannot find 9. Do you often hear her sing Russian songs? _________________________Russian Is she often heard to sing songs by you? 10. She doesn’t let her son swim in the river. Her son isn’t let to swim in the river by her. _______________________ 11. The bridge was being built by them at this time last year. They were building the bridge at this time last year. __________________ 12. Does she often sing the song? Is the song often sung by her? _____________________