Change the following sentences into the passive voice.
1. Our teacher wants us to prepare our lessons carefully.
2. It is your duty to lock all the doors.
3. He suggested selling the radio
4. Open your book, please!
5. They advised enlarging the garden
`1` . We are wanted to prepare our lessons carefully by our teacher.
`->` Bị động hiện tại đơn : is/am/are +Pii
`2` . You are supposed to lock all the door.
`->` It’s you duty to do sth = You are supposed to do sth
`3` . He suggested that the radio should be sold.
`->` Suggest doing sth `->` Bị động : Suggest that sth should be done
`4` . Let your book be opened .
`->` Câu mệnh lệnh `->` Bị động : Let sth be done
`5` . They advised that the garden should be enlarged.
`->` Advised to do sth `->` Bị động : Advised that something should be done