1. 句型转换

1. （1） You must keep the information on computers. （改为被动语态）

   The information on computers.

3. （2） The company has printed millions of the books. (改为被动语态）

   Millions of the books by the company.

5. （3） I prefer watching TV at home to going shopping on Sundays. (改为同义句)

   I watch TV at home go shopping on Sundays.

7. （4） The room is full of people. (改为同义句)

   The room people.

9. （5） finished, be, at, should , homework, once , your  (连词成句)