1. 按要求改写下列句子，每空一词。

1. （1） Mary needs bags for sports. (改为否定句)

   Mary bags for sports.

3. （2） We have red T-shirts. (改为一般疑问句)

   you red T-shirts?

5. （3） My trousers are blue. (对划线部分提问)

   are your trousers?

7. （4） That bag is black and white. (改为复数句)

   bags black and white.

9. （5） The price of the shoes is 160 yuan. (改为同义句)

   The 160 yuan.