谁可以帮我转换以下的句子为Passive Voice?1' We all chose Tom as our head.2' The people make history.3' Everyone calls this thing MP4.4' Bell invented the telephone in 1876.5' He met his wife at the airprt himself.6' Miss Smith sent the letter last week.7' She cleans the house every week.

Tom is chosen as our head by us History is made by the people This is called MP4.4' by everyone The telephone was invented by Bell in 1876.5' His wife was met by himself at the airport The letter was sent last week The house was cleaned by her every week

1 Tom was chose to be our head by all of us
2 History is made by people
3This thing is called MP4
4the telephone was invented by Bell in 1876
5 His wife was met by him at the airport
6 The letter was sent by Miss Smith last week.
7The house is cleaned by her every week