第二节 短语填空（从下列短语中选出一个合适的并用其适当形式填入每个句子中，使其句意完整，共10小题，每小题1分，满分10分）

66．          the sun does great harm to your skin so you should avoid doing so in daily life.
67．Nowadays plastics             many conventional materials.
68．A terrible earthquake struck Wenchuan in Sichuan Province in 2008,           many injuries and deaths.
69．With the development of science and technology, the young generation        surfing the Internet and playing computer games, which has a bad influence on their study.
70．With the victim            him            attempted murder, the man was thrown into great depression.
71．It is unlikely for him to       his boss, who is strict and mean,       his innocence.
72．Super Junior, a band made up of 13 handsome boys,           both boys and girls in the school.
73．Some scientific researches provide further support for the idea that even small differences in lifestyle may            health in the population.
74．Look at the expression on his face! He must           great difficulty in yesterday’s knowledge contest.
75．           the car which was speeding, the traffic police decided to ask his colleagues to search for it.