1. 根据本部分所学单词及提示，写出所缺单词的正确形式。

1. （1） Going without sleep for a long time makes me feel d and light-headed.
   
3. （2） Many parents opposed the d of the classes into different sets.
   
5. （3） Mahoney's p was racing, and he felt nervous.
   
7. （4） The children were all g at the thought of the coming holidays.
   
9. （5） When she finished her emotional speech, the audience a.
   
11. （6） After a few years, he became very (熟练的) at drawing.
    
13. （7） Suddenly the truck (加速) and shot forward.
    
15. （8） The dog (嚎叫) when it was shut in the house.