句型转换。1. Lucy usually cleans the cage every two days. (对画线部分提问)    ______ ______

题型：甘肃省中考真题难度：来源：

句型转换。1. Lucy usually cleans the cage every two days. (对画线部分提问)
    ______ ______ does Lucy usually clean the cage?
2. Jenny worked hard in order to catch up with others. (将简单句改为复合句)
    Jenny worked hard ______ ______ she could catch up with others.
3. Nothing is impossible if you put your heart in it. (改为反意疑问句)
    Nothing is impossible if you put your heart in it, ______ ______?
4. Mary came to China three years ago. (改为同义句)
    Mary has ______ in China since three years ago.
5. Zhai zhigang became the 1st Chinese astronaut to walk in space. (改为定语从句)
    Zhai zhigang became the 1st Chinese astronaut ______ ______ in space.

答案

1. How often
2. so that
3. is it
4. been
5. that walked