1. 根据汉语或首字母提示写单词，补全句子

1. （1） Philip will (主持) the TV programme next Monday.
   

3. （2） Things like (钻石) are expensive for us to buy.
   

5. （3） Is there life on other (行星)?
   

7. （4） Children get (知识) from books.

9. （5） He will never a anything if he doesn't work hard.
   

11. （6） We can see stars s across the sky at night.
    

13. （7） If you t hard, you'll be a good football player.
    

15. （8） I like our English teacher very much because she gives us lessons in a l way.
    

17. （9） He is s to the north.

19. （10） Keep down! You mustn't let a see you.