用所给词的适当形式填空

1. Bill Gates ________(devote) himself to the computer business.

2. A lot of ________(soldier) lost their ________(life) in the water.

3. In the Anti-Japanese war, Bethune worked in the ________(north) part of China .

4. The doctor are ________(operate) on the patient.

5. It is ________(produce) in our country.

6. Why is there so much ________(血) on the floor?

7. Is China a ________(发展) country?

8. There is ________(没有东西) in the room.

9. Hellen ________(树立) an example for us.

10. It is ________(据说) that there will be a football game at 2:00 this afternoon.