3. I _____ ( not leave ) until I finish the work .

2. You ______ ( change ) so much since I saw you last time .

1. The dumplings in the fridge ______ ( make ) yesterday .

9. He has just finished the work (改为反意疑问句)

　　 He has just finished the work, _____ ______ ?

8. Chinese people have built a new Great Green Wall because they don’t want to see more floods and droughts .　 (对划线部分提问)

　　 ______ _______ Chinese people built a new Great Green Wall ?

7. It is 1,462 kilometers from Shanghai to Beijing by train . (对划线部分提问)

_____　 ______　 kilometers is it　 from Shanghai to Beijing by train?

6. I don’t think any of them is interesting . (改为肯定句)

I think _____ of them _____ interesting .

5.The Great Green Wall is between 400 and 1,700 kilometers wide . (对划线部分提问)

_____　 _____　 _____　 the Great Green Wall ?

4.I got up very early to catch the early bus . (改为复合句)

I got up very early　 _____ ______ I _____ catch the early bus .

3. We have to grow our own food . (改为一般疑问句)

_____ you _____ to grow your own food ?