二、短文填空。
阅读下面短文，在空白处填入一个适当的单词或用括号内所给单词的正确形式填空。
Hello, I am Linlin. I live in a small village. There is not 11 (enough) water to use in my hometown. So water is very 12 (value) in my village.
We have to use water very 13 (careful). We usually brush our 14 (tooth) with a little water. We take a shower 15 (one) a week and take a quick shower. During the show- er, we usually 16 (collect) the washing water to water plants or clean something. 17 have enough water to use, we decide to dig a well. We spend a lot of time and money 18 (dig) the well. I'm sure we don't need to worry 19 water from now on(从今以后) with the well. We are very happy to work together to make 20 difference.
11. 12. 13. 14. 15.
16. 17. 18. 19. 20.

11. enough 12. valuable 13. carefully 14. teeth 15. once 16. collect 17. To 18. digging 19. about 20. a

三、补全对话。
根据下面的对话情景，在空白处填入一个适当的句子，使对话的意思连贯、完整。
A: Hello, Kangkang. 21. ?
B:I am reading a book.
A:22. ?
B:It's about the Changjiang River.
A:23. ?
B:It's about 6,300 kilometers long. I learn a lot about the Changjiang River from the book.
A:Wow, I want to read the book, too. Can I borrow(借) it from you?
B:24. . I will give it to you this afternoon.
A:25. .
B:You are welcome.

21. What are you doing
22. What's it about
23. How long is it
24. Sure
25. Thank you