Put the following into the passive.
1) They waste a lot of time discussing unimportant things.
2)At the conference they asked the speaker a lot of questions.
3) Recently they have told us about a lot of discoveries.
4) Has someone installed that program?
5) Unfortunately nobody offered him any help.
6) A machine could do that much more easily.
7) They have given me all the necessary information yesterday.
8)Next week your boss will send you to Moscow on business.
9) Our engineer is teaching the new lab assistant to use modern equipment now.
10) The examiner will read the passage three times.
