题目内容：

根据句意用所给动词的适当形式填空。

1.---When _______________he_______________ (move) here?

---Sorry, I don’t know. I have just seen him here.

2. Now Wuxi _______________ (become) a modern city, but the price of the houses here isn’t so high.

3. Lei Feng always did what he could _______________ (help) people in need.

4.There _______________ (be) great changes in Wuxi in the past few years.

5.There used_______________  (be) a small clean river near our school.

6.Since he fell off the bicycle, John ___________ (lie) in bed for nearly a month.

7.The woman sat under the tree, _______________( watch) her daughter dancing.

8.It is the second time that the two boys_______________ (forget) to return the book to the library on time.

9.They will come to see him if it ____________ (not be) rainy tomorrow.

10.This cake smelt so nice that I couldn’t stop  ____________ (test) it.