I/ Chuyển các câu sau sang thể bị động
1. I have heard her sing this song several times.
........I have been heard her sing this song several times....
2. The detective looked the man putting the jewerlry in this bag.
The detective was looked the man putting the jewerlry in this bag
II. Causative forms:
1.Toshico had a mechanic repair her car.
Toshico had a mechanic to repaired her car.
2. Elen got Marvin type her paper.
Elen got Marvin typed her paper.
3. We got them paint our house last week
We got them painted our house last week
4. Maria is having Rose cut her hair tomorrow.
Maria is having Rose cut her hair tomorrow
5. My sister has had them make a new dress recently.
My sister has had them made a new dress recently.
III/ Chuyển các câu sau sang thể chủ động
1. Is mathematics taught in this school?
is mathematics teach in this school?
2. Apples are said to be good for our health
apples say to be good for your health.
3. They couldn't be found anywhere.
they couldn't find anywhere