请将答案填在答题纸相应位置上，全部题目用英语作答(英译汉题目除外)
I. The following paragraphs are taken from the textbooks, followed by a list of words or expressions marked A to X. Choose the one that best completes each of the sentences and write the corresponding letter on your Answer Sheet. One word or expression for each blank only. (12 points, 0.5 point for each)……
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