根据汉语，完成句子。

ORBIS教他们做眼科手术。ORBIS teaches them about ________________．

完成句子

史密斯医生过去每天只做两三个手术。

Doctor Smith ________　________　________ only ________　________　________ operations every day．

一、翻译下列词组。

1．失明的病例________

2．医学治疗________

3．做手术________

4．感激某人________

5．一所眼科飞机医院________

6．给某人做手术________

7．have a big lunch ________

8．prevent sb．(from)doing sth．________

9．try one's best to do sth．________

10．be used to…________

11．used to do sth．________

12．pocket money ________

二、选用第一题中短语的适当形式填空。

1．Most of the ________ can be cured or prevented by doctors．

2．Eddie was so happy because he ________ at noon．

3．Usually ORBIS uses ________ to visit poor areas．

4．________ you ________ brushing your teeth before going to bed?

5．The patient ________ Dr Ma because he cured her of her blindness．

6．The old man ________ live in Xuzhou alone and now he lives in Nanjing．

7．Many people don't have enough money for ________ when they are ill．

8．The doctor ________ people last month．

9．The girl hadn't enough ________ to buy sweets．

10．The doctor is ________ in the hospital．

根据汉语，完成句子。

马医生过去常常一天做二或三个手术吗？

________ Dr Ma ________　________　________　________　________　________　________　________　________?