I:
4. is
5. is
6. is
7. are
8. is
9. are
10. are
(Danh từ nào số nhiều thì dùng are còn danh từ số ít thì dùng is)
II:
1. brushes
2. Do we have
3. go
4. are
5. Do you hear/ Blows
6. What does your son usually have
7. Has
9. is staying/is waiting
10. will come/is
III:
4. A chocolate cake is eaten by us
5. This house is sold by them
6. A letter is written by William
7. The dishes are washed by her everyday.
8. This song is sung by everyone.
9. The floor is sweeped by him.
10. My dog is taken care of me.
Cấu trúc: Subject+ is/are+ V3/ed+Object