1. 用所给单词的正确形式填空

1. （1） People should help the (disable) because they are very poor.

3. （2） Most (teenager) are learning not to depend on their parents too much.
   

5. （3） Mary is (organization) a party for the New Year.
   

7. （4） You can do some voluntary work in these (community).
   

9. （5） He invited me (go) to the cinema with him.
   

11. （6） He decided (study) abroad and will set off next month.
    

13. （7） I forgot (bring) the book, but I will not tomorrow.
    

15. （8） They put up the sign here (remind) people not to smoke.

17. （9） I would like him (teach) me Chinese.
    

19. （10） People require a lot of (courage) when they are in trouble