改被动语态； My mother always tells me not to trust Robert I sent a letter to you last monther

改被动语态； My mother always tells me not to trust Robert I sent a letter to you last monther

1 i am always told not to trust Robert by my mother.
2 A letter was sent to you by me last month /You were sent a letter by me last month.
3 We will be given a talk on computer by the professor next Monday
A talk on computer will be given to us by the professor next Monday
4 some dictionaries has been returned to the school library by Joe
5 Are the new pop songs often sung by these boys ?
6 I was made to wait for fourhours before I was examined by a doctor
7 He was seen to enter the building with his girlfriend
8 the little children must be taken good care of
9 It is believed that she is right //that she is right is believed

we will be given a talk by the professor on computer next Monday
some dictionaries have be returned to the school library by joe
are the new pop songs often sang by these boys?
i was made to wait a doctor for fourhours before I was examined
he was seen to enter the building with his girlfriend by them
the little children must be taken good care by us
it is believed by people that she is right
被动语态一般是be done
be动词+使动词/感官动词的过去分词+to do

1.My mother always tells me not to trust Robert I sent a letter to you last monther
i am always told not to trust Robert I sent a letter to you last monther by my mother
2.The professor will give us a talk on computer next Monday
we will be given a talk computer next Monday by The professor
3.Joe has returned some dictionaries to the school library
the school library has been returned some dictionaries by .Joe
4.Do these boys often sing the new pop songs?
is the new pop songs often song by these boys?
5.A doctor made me wait for fourhours before I was examined
i was waited for fourhours before I was examined by o doctor
6.They saw him enter the building with his girlfriend
he was saw enter the building with his girlfriend by them.
7.We must take good care of the little children
the little children must be taken good care of by us.
8.People believe that she is right
she is believed that she is right by people.
如果有疑问欢迎追问哦