Change these following sentences in to passive voice.( Chuyển các câu sau sang câu bị động)
11. They thought that you were selfish.
->
12. Who gave you the book?
->
13. Nobody meets her.
->
14. People have never seen dragons.
->
15. They hardly meet me at the beach.
->
16. We have to learn the grammar hard.
->
17. She often sweep the floor every morning.
->
18. No one can do the exercise.
->
19. They knew that he stole the car.
->
20. It is difficult to answer the questions.
->
11 It was thought that you were selfish
12 The book was given to you by who?
13 she isn’t met
14. dragons have never been seen
15 I am hardly met at the beach.
16. -> the grammar is had to learn hard.
17. -> the floor is often swept by her every morning
18. –> the exercise isn’t could do.
19. -> he was known to steal the car
20 ->The question is too difficult to answer