Đổi câu chủ động thành câu bị động
1, martha was delivering the documents to the department
2, the teacher should buy the supplies for this class
3, the fire has caused considerable damage
4, they are sending him abroad on business
5, people say that he is the best engineer in our city
6, i want to you to do this exercise now
7, the police are questioning him about the stolen goods
8, they have already finished their work as requested
9, John gave me this pen on my birthday
10, they gave a serum to a man who a snake bit
11, he should not do thay silly thing
12, they did not look after the children properly
13, people must hand in their weapons
14, Did he clown make you laugh a lot last night?
15, You had to be sure to answer his question
16, The Prime Minister and his wife are getting divorced
17, the president had suffered a heart attack