用所给词的正确形式填空

1. My teacher devoted herself ________ (research).

2. When he ________ (finish) school, he studied physics in Switzerland!

3. Stop ________ (make) so much noise, the baby is sleeping.

4. Let's ________ (invite) her friend to my party.

5. Thanks to the teachers, I have ________ (catch) up with my classmates.

6. His father worked for twenty hours without ________ (stop).

7. Norman Bethune will ________ (miss) by Chinese people forever.

8. China now produces enough rice ________ (feed) her people every year.

9. Einstein's letter asked people ________ (give) up nuclear weapons.

10. Now he is working on ________ (develop) new machine.

秧苗在光照条件下进行光合作用，生产出富含有机物的稻谷，其基本过程可表示为