1 . Despite anything that medicine may have achieved, the immune system is our main__________(defend)against disease. (所给词的适当形式填空)

2 . His cartoon-books which are full of __________(imagine) are very popular with the young.

3 . The birth of her son was a minor   ________ (interrupt) to her. （所给词的适当形式填空）

4 . He shook his head in ________ (believe) on hearing the shocking news. (所给词的适当形式填空)

5 . The city ________ (生活方式) seems to suit her—she's certainly looking very well. (根据汉语提示单词拼写)

6 . In America, presidential _________(election) are held every four years. (所给词的适当形式填空)

7 . The house is only a very short ________ (距离) from the sea. (根据汉语提示单词拼写)

8 . ________ (apply) are required to have a degree in dance area and teaching experience at a professional level. (所给词的适当形式填空)

9 . The measures will improve the ________ (质量) of the water in the river.(根据汉语提示单词拼写)

10 . _____(interrupt) are one of the worst things to deal with while you’re trying to get work done. (所给词的适当形式填空)