Chuyển sang dạng bị động
1.Long'd like Hong to stay with him
2.P.A is making Thuong sweep the floor
3. Cuong's helped Hung clean his room
4. Kien sometimes saw Long doing judo with his brother
5.Did you watch Thanh playing cards with Thuong?
6.Have you helped him hang the picture ?
7. I remember him helping me do the exercise
8. My friends usually see Quan riding his bike around the lake
9.His teacher recognized him cheating in the exam
10.Duc is making Nguyen carry the box
11. Ngoc remembers Quang lending her his notebook
12.She is helping the poor wash the clothes