2. It often snows in winter in the (north) part of China.

二、 用括号中所给单词的适当形式填空

1. It is (possible) to finish the work in such a short time. We need two more days.

10. There were not many (工厂) here until 2002.

9.

8. They are worried about their (丈夫) health because they smoke too much.

9. You can’t dump them into the river,because they will cause water (污染) .

7. We don't know anything about his (过去) .

6. Are they doing their homework at (现在) ？

5. Bai Yansong had an (采访) with the famous scientist last week.

4. Heilongjiang is in the (北部的) part of our country.

3. I always throw away the (废品) after I finish making the handcrafted models.