题目内容
12.Our class president went up to Cambridge at the age of 15 to studyChemistry (化学).分析 我们的班长在15岁的时候去剑桥学习化学.
解答 答案:Chemistry
化学是一门学科,泛指,其前不加冠词.
点评 专有名词的第一个字母要大写.
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