=>
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