题目内容：

单词拼写

1.The pilot bailed out of the airplane before it  _______(爆炸).

2.The two friends were _______(竞争对手) for the class presidency.

3.He  _______(承认) that he hadn't done his duty.

4.Like the flu, computer _______(病毒)  evolve.

5.Legal knowledge and legal belief are not_______(逻辑地) associated.

6.Hearing the joke, we burst into spontaneous _______(笑) .

7.I was_______(咬) in the leg by a mosquito

8.He has plenty of_______(幽默的) stories to tell.

9.A man was needed to stay behind to look after the _______(存活)  desert plant.

10.She is _______(敏感)  to what people think of her.