| 完形填空。 | ||||
| People often fall ill because of me. 1 , they can hardly blame me; it is largely their own 2 . A tired person may get 3 , especially when he goes to crowded places with polluted air. A sudden change in 4 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 5 , he still went to the cinema. Then he got back home and took a cold shower immediately. I seized this golden chance to 6 him. He reacted, trying to 7 me, but I was already 8 deep in his throat. He kept sneezing (打喷嚏) and his nose was running. 9 he put on some warm clothes, it didn't work, for there were too many of us. Besides, his sore throat kept 10 him, and he developed a cough to force me and my family out, but 11 . The next day he couldn't go to 12 . He had lost his appetite and was not as 13 as before. His mother made him orange juice every few hours for more vitamin C, which would help his 14 . For two days he was 15 by his mother. As he rested more, his defense strengthened and I began to feel the 16 . I knew I had to 17 him before long. But I am not the one who gives up easily, and I made every effort to fight back. 18 , it was my turn to feel 19 now, for his defense system was starting an all-out attack against me. I became 20 and finally my time was over. Do you know what I am? | ||||
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