1. 用所给词的适当形式填空。

1. （1） It (shock) me to see how my neighbors treated their children.
3. （2） They were (trap) in the burning hotel.
5. （3） Two players are out of the team because of (injure).
7. （4） We shouldn't waste (electrical) in our daily life.
9. （5） Death finally brought an end to his (suffer).
11. （6） This tie is (dirt), so I'll take it to the cleaner's.
13. （7） In India there is a (nation) festival on October 20 to honour Mahandas Gandhi.
    
15. （8） I think it is dangerous to be a (mine).