1.The dishes ____ after meals every day.A.were washed B.was washedC.are washed D.is washed2.I will see ____ it is ture or not.A.if B.whather C.what D.that3.Tom got sick last May and ___ in bed since then.A.was B.has been C.had been D.is4.When ____ th

1.The dishes ____ after meals every day.A.were washed B.was washedC.are washed D.is washed2.I will see ____ it is ture or not.A.if B.whather C.what D.that3.Tom got sick last May and ___ in bed since then.A.was B.has been C.had been D.is4.When ____ th
1.The dishes ____ after meals every day.
A.were washed B.was washed
C.are washed D.is washed
2.I will see ____ it is ture or not.
A.if B.whather C.what D.that
3.Tom got sick last May and ___ in bed since then.
A.was B.has been C.had been D.is
4.When ____ the bridge ____
A.was,built B.is ,built C.did,build D.be ,built
5.That ___ be Lily,I saw her in the library just now.
A.mustn't B.would'n
C.can't D.may not
转化为被动语态.
6.We should do something to improve our environment.
7.They will send the boy back to his hometown.
8.People planted many trees along the river last year.
9.He has already returned the book to the library.
10.The company sells a lot of cars every year.

1.The dishes ____ after meals every day.A.were washed B.was washedC.are washed D.is washed2.I will see ____ it is ture or not.A.if B.whather C.what D.that3.Tom got sick last May and ___ in bed since then.A.was B.has been C.had been D.is4.When ____ th
1.The dishes __C__ after meals every day.
A.were washed B.was washed
C.are washed D.is washed
2.I will see _A___ it is ture or not.
A.if B.whather C.what D.that
3.Tom got sick last May and __B_ in bed since then.
A.was B.has been C.had been D.is
4.When ___A_ the bridge ____ ?
A.was,built B.is ,built C.did, build D.be ,built
5.That __C_ be Lily,I saw her in the library just now.
A.mustn't B.would'n
C.can't D.may not
转化为被动语态.
6.We should do something to improve our environment.
Something should be done to improve our environment.
7.They will send the boy back to his hometown.
The boy will be sent back to his hometown.
8.People planted many trees along the river last year.
Many trees were planted along the rive last year.
9.He has already returned the book to the library.
The book has been returned to the library.
10.The company sells a lot of cars every year.
Cars are sold a lot every year.
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c
whether
b
a
c
something should be done to improve our envirinment.
the boy will be sent back to his hometown.
many trees were planted along the river last year.
the book has already been returned to he library.
a lot of cars are sold every years.

1C,2B,3C,4A,5B
6,the environment should be improved by do something.
7, the boy will be sent back to his hometown by them.
8, there are many trees had been planted along the river last year.
9, the book had already been returned to the library by him.
10, there are a lot of cars have been sold every year.