2. We need to wash this car.
3. We need to set these pictures.
4. I am made to work hard.
5. I was made to work hard.
6. I am allowed to go by him.
7. I was allowed to go by him.
4,6( bị động HTĐ) am/is/are + V3/ed
5,7( bị động QKĐ) was/were + V3/ed
2,3( chuyển câu bị động sang chủ động)