1. 这是她第一次坐飞机。
     It's ________ first time ________ her ________ on a flight.
2. 我妈妈每天忙着做家务。
    My mother is ________ housework every day.
3. 如果你愿意，可以打开座位头顶上的灯。
    You can ________ the light right above your seat if you like.
4. 在这里见到你我感到很惊讶。
    I'm ________ you here.
5. 我的朋友正在帮我擦窗户。
    My friend ________  me ________ the window.

    Would you mind                the radio on the desk? 

2. 随着现代医疗的发展，许多常见疾病能够预防或治疗。

                             of the modern medicine, lots of common diseases can be cured or prevented.

3. 刚才小刘把她的答案与书后的答案作了比较，发现在她的练习中有几处错误。

    Just now Xiao Liu       her answers        at the back of the book and found that there  were some       in her exercises.     

4. 有些人就是不知道怎样节约能源。

   Some people just don't know how                           .

5. 无论你遇到什么困难都要充满自信。

    You should be full of       difficulties you meet.

6. 在春节时吃饺子是中国的传统风俗。

           dumplings in Spring Festival is a Chinese        custom.     

7. 你本应该完成作业，但是你没有。

   You should       your homework, but you didn't.     

8. 红十字会给遭受洪水的人们提供了一些食物和衣服。

   The Red Cross____  the people suffered from flood         some food and clothes.

9. 从广州开车到北京需要多少时间？    

   How long does                to drive from Guangzhou to Beijing?

10. 如果你晚上早些睡，早上就不会感到疲劳。   

            you go to bed earlier at night, you won't                in the morning.