Chuyển đổi câu 28 (Tự luận)
Trương Văn Ánh
Trường Đại học Sài Gòn

28.
Active: S +
V+ O
Passive: S +
Be PP + By O
Notes: - The subject is changed into the object.
- The object is changed into the subject.
- “To be” replaces the verb in the correct tense and
person.
- The verb is changed into the past participle
(column 3).
 Thomas writes a letter.
A letter is written by Thomas.
 Jack has bought some books.
Some books have been bought by Jack.

-Subjects: I You

He

She

It

We

They

- Object: me you him her
it
us
them
 She will send a parcel.
A parcel will be sent by her.
* By me/you/him/her/it/us/them/people/someone ... can be omitted.
 She will send a parcel.
A parcel will be sent.
* Adverbs of place are before By O; Adverbs of time are after By
O.
 Mary cooked curry yesterday.
Curry was cooked by Mary yesterday.
 Daisy takes some flowers into the living-room.
Some flowers are taken into the living-room by Daisy.

Exercise:
Finish the second sentences so that they will have the same
meaning as the preceding.
1. They will carry that table into the dining-room.
That table _________________________
2. Jack has typed the article recently.
The article _________________________
3. The soup was cooked by Mary yesterday.
Mary cooked _________________________
4. The Paris agreement was signed in 1973.
Vietnam and the United States _______________
5. Tran does her homework every day.
Tran's homework _________________________

6. The parcel is going to be sent to them tomorrow.
Hoa is _________________________
7. Khai is checking the machine now.
The machine _________________________
8. Mr Brown can fly a plane easily.
A plane _________________________
9. Nga should mend her clothes at home.
Nga's clothes _________________________
10. He was drinking coffee in the canteen then.
Coffee was _________________________

Good luck!