从题中所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。 People often fall ill because of me. 36 , they can hardly blame me; it is largely their own 37 . A tired person may get 38 , especially when he goes to crowded places with polluted air. A sudden change in 39 is another factor. In hot summer, people turn on the air-conditioner upon returning home. They will catch a cold easily. My latest victim is an energetic student. After school, he played football hard for two hours. Though 40 , he still went to the cinema .Then he got back home and took a cold shower immediately. I seized this golden chance to 41 him .He reacted, trying to 42 me , but I was already 43 deep in his throat. He kept sneezing（打喷嚏） and his nose was running. 44 he put on some warm clothes, it didn’t work, for there were too many of us. Besides, his sore throat kept 45 him, and he developed a cough to force me and my family out, but 46 . The next day he couldn’t go to 47 . He had lost his appetite and was not as 48 as before. His mother made him orange juice every few hours for more vitamin C, which would help his 49 For two days he was 50 by his mother. As he rested more, his defense strengthened and I began to feel the 51 . I knew I had to 52 him before long. But I am not the one who gives up easily, and I made every effort to fight back. 53 , it was my turn to feel 54 now, for his defense system was starting an all-out attack against me. I became 55 and finally my time was over. Do you know what I am? 小题1: A．Therefore B．Besides C．However D．Then 小题2: A．business B．responsibility C．excuse D．fault 小题3: A．punished B．blamed C．caught D．killed 小题4: A．temperature B．season C．place D．condition 小题5: A．excited B．hurt C．late D．tired 小题6: A．injure B．bother C．attack D．destroy 小题7: A．get on with B．get rid of C．put up with D．take hold of 小题8: A．reproducing B．waiting C．hiding D．disappearing 小题9: A．Since B．Once C．Whether D．Although 小题10: A．reminding B．upsetting C．comforting D．Influencing 小题11: A．escaped B．succeeded C．regretted D．failed 小题12: A．bed B．work C．school D．hospital 小题13: A．peaceful B．afraid C．active D．happy 小题14: A．recovery B．development C．study D．affected 小题15: A．protected B．nursed C．scolded D．affected 小题16: A．loss B．operation C．pressure D．movement 小题17: A．leave B．catch C．forget D．beat 小题18: A．Uncertainly B．Unfairly C．Unusually D．Unfortunately 小题19: A．painful B．tired C．nervous D．ashamed 小题20: A．bigger B．weaker C．smaller D．stronger