Change the following sentences into passive voice.

1. John invited Fiona to his birthday party last night.
2. The manager didn’t phone the secretary this morning.

3. You showed them the special camera.

4.Did they give Ann some bananas and some flowers?

5. Mr Tuan delivered the speech yesterday .

6.They turned off the computer last night

7. My mother bought this dress this morning.

8. She did this exercise tow days ago.

9. They heard him make an interesting remark .

10. Did you count the money ?

`1,` Fiona was invited to his birthday party by John last night

`2,` The secretary wasn't phoned by the manager this morning

`3,` The special camera was showed them

`4,` Was Ann given some bananas and some flowers ?

`5,` The speech was delivered by Mr Tuan yesterday

`6,` The computer was turned of last night

`7,` This dress was bought by my mother this morning

`8,` This exercise was done two days ago

`9,` He was heard to make an interesting remark

`10,` Was the money counted ?

__________________________________________

`@` BĐ - QKĐ

`->` S + was/were + P2 + (by O) ...

`-` I/He/She/It/Số its + was

`-` You/We/they/Số nhiều + were

`-` by people, by them, by him, ... `->` bỏ

`-` Adv of place, by O, adv of time

`1` Fiona was invited to John's birthday party

`2` The secretary wasn't phoned by the manager this morning.

`3` They were showed the special camera 

`4` Were the gave Ann  some bananas and some flowers?

`5`  Mr Tuan was delivered the speech yesterday .

`6`They were turned off the computer last night

`7` My mother was bought this dress this morning.

`8`  She was this exercise tow days ago.

`9` They were heard him make an interesting remark .

`10` Was you count the money ?

`@` Câu bị động thì quá khứ đơn
`+` Câu khẳng định: S + was/ were + Vp2.... (by S)
`-` Câu phủ định: S +wasn’t / weren’t Vp2... (by S)
`?` Câu hỏi: Was/ Were + O + Vp2...?