1. 用方框中所给单词的适当形式填空。

discover   near   short   thirst   recourse  strong   die    use    tidy    lie

1. （1） I'm , give me some water, please.
3. （2） Her grandmother looks young, in fact, she is  65 years old.
5. （3） They  a kind of fruit they've never seen.
7. （4） We  are finding out the causes of the water .
9. （5） It's wrong to misuse(滥用)the natural .
11. （6） The wind outside is blowing .
13. （7） She was deeply affected by the news of her grandfather's .
15. （8） — Do you know the number of population  in China?

    — Sorry, I don't know the exact number.

17. （9） I saw a dog  on the road yesterday.
19. （10） Tim often cleans his room, so his room is .