chuyển các câu sau sang thể bị động
1.What did you do last night?
=>WHAT WAD DONE BY YOU LAST NIGHT?
2.Who wrote this book?
=>BY WHOM WAS THIS BOOK WRITTEN BY?
3.Who has seen her at the party?
=>BY WHOM HAS SHE BEEN SEEN AT THE PARTY?
4.Who built this house?
=>BY WHOM WAS THIS HOUSE BUILT?/WHO WAS THIS HOUSE BUILT BY?
5.Who had to tell you about it?
=>BY WHOM HAD YOU TO BE TOLD ABOUT IT?
6.Who can do this work?
=>BY WHOM CAN THIS WORK BE DONE?
7.Who will meet you at the airport?
=>BY WHOM WILL YOU BE MET AT THE AIRPORT?