Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
![](https://rs.olm.vn/images/avt/0.png?1311)
1. she had her hair cut
2. by whom has this wall been rebuilt
![](https://rs.olm.vn/images/avt/0.png?1311)
chuyen sang cau bi dong
1 she had someone cut her hair
she had .......her hair cut..................
2 who has rebuilt this wall
by ..........whom has this wall been rebuilt?................
![](https://rs.olm.vn/images/avt/0.png?1311)
1 she had someone cut her hair
she had .......her hair cut..................
2 who has rebuilt this wall
by ..........whom has this wall been rebuilt?................
![](https://rs.olm.vn/images/avt/0.png?1311)
Chuyển từ câu chủ động -> bị động
1.Who helped her?
-->By whom ...............was she helped................?
2.Who bake this cake?
-->By whom ...............is this cake baked............?
3.Who has written this sentence on the wall?
-->By whom ...............has this sentence been written on the wall................?
![](https://rs.olm.vn/images/avt/0.png?1311)
Chuyển từ câu chủ động -> bị động
1.Who helped her?
-->By whom she was helped ?
2.Who bake this cake?
-->By whom this cake is baked?
3.Who has written this sentence on the wall?
-->By whom this sentence has been written on the wall ?
![](https://rs.olm.vn/images/avt/0.png?1311)
Chuyển từ câu chủ động -> bị động
1.Who helped her?
-->By whom was she helped?
2.Who baked this cake?
-->By whom was this cake baked?
3.Who has written this sentence on the wall?
-->By whom has this sentence on the wall been?
![](https://rs.olm.vn/images/avt/0.png?1311)
1/ she had her hair cut
2/ Experiments should be stopped on animal
3/ He wasn't taken to the movie last night
4/ By whom has this wall been rebuilt?
5/ My house needs painting
D O I H A V E T O A N S W E R T H I S ?
![](https://rs.olm.vn/images/avt/0.png?1311)
1. By the 1930s, more than 282 million acres of farmland _______ in America by erosion.
A. damaged B. was damaged C. were damaged D. damages
2. The community house _______ after massive destruction of the earthquake now.
A. was rebuilt B. is being rebuilt C. has rebuilt D. is rebuilt
3. People living around the volcano ______ for one hour.
A. has evacuated B. have evacuated
C. have been evacuated D. has been evacuated
4. The air ________ if people build more factories here.
A. polluted B. will polluted C. will be polluted D. pollute
5. More trees ____ every year to protect the environmental.
A. are planted B. planted C. were planted D. will be planted
"who has rebuilt this wall ?"
=> by whom has this wall been rebuilt ?