题目内容：

改写句子

1.I was taking a walk with my friend this time yesterday. (改为一般疑问句)

__________ __________ taking a walk with your friend this time yesterday?

2.She tries to improve her memory by using various memorizing methods. (对划线部分提问)

__________ __________ she try to improve her memory?

3.Mary asked her mother, "Does Father Christmas understand the dishonest kids?" (改写句子，句意不变)

Mary asked her mother __________ Father Christmas __________ the dishonest kids.

4.As we all know, China has entered a new era(时代).    (保持句意基本不变)

It's __________ __________ that China has entered a new era.

5.We recycle waste paper in order to protect our environment.    (改写句子，句意不变)

Waste paper __________ __________ in order to protect our environment.