Change the sentences into the passive
1. They used to copy books by hand in the days when thay hadn't invented printing.
2. The bank manager kept me waiting for half an hour.
3. They have to change the timetable, don't they?
4. They wanted to catch the criminals at once.
5. What would happen If I lost these documents ?
6. You'll have to see it to believe it.
1 Books were used to be copied by hand in the days when printing hadn't been invented
2 I was kept waiting for an hour by the bank manager
3 The timetable has to be changed, hasn't it?
4 The criminals were wanted to be caught at once
5 What would happen if these documents were lost?
6 It will have to be seen to be believed
