=>

1. Food and blankets have been given out to homeless people by volunteers.

-> Bị động HTHT have/has been V3/ed

2. The whole village was destroyed by the storm, wasn't it?
-> bị động QKĐ was/were V3/ed (vì đề là câu hỏi -> viết lại câu dùng câu hỏi đuôi)

3. He said that they were doing an experiment.

-> câu tường thuật, lùi thì HTTD -> QKTD

4. She told me that I had to sign the paper again.

-> câu tường thuật, lùi thì HTĐ -> QKĐ/ have to -> had to

5. Kien : "I missed the train."

-> chuyển từ câu tường thuật sang câu trực tiếp (trong câu tường thuật, lùi thì từ QKĐ -> QKHT)

6. She said : "I am reading a science fiction book about life on Venus."

-> chuyển từ câu tường thuật sang câu trực tiếp (trong câu tường thuật, lùi thì từ HTTD -> QKTD)

7. My bike has been stolen.

-> Bị động HTHT have/has been V3/ed

8. Unless he works hard, he will not pass his exam.

-> Unless = if not

9. If I had free time, I could go some where.

-> câu đk loại 2 If S V2/ed, S would V

10. Because By ate a lot last night, she had a stomachache.

-> Because S V : bởi vì

IV. Rewrite the following sentences using the correct passive voice.
1. Food and blankets have been given to homeless people by volunteers
2. So far, ten people trapped in collapsed buildings have been freed by rescue workers
3. Was the whole village destroyed by the storm?
4.  If the area was hit by the storm, A lot of damage will be caused
5.  A garden party is going to be organized to raise money for the victims of the flood.