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本部分为l5个句子，每个句子中均有1个词或短语划有底横线，要求应试者从每个句子后面所给的4个选项中选择l个与划线部分意义最相近的词或短语。 一、词汇选项 1.The old concerns lose importance and some of them vanish altogether. A. develop B. disappear C. linger D. renew 2.In the United States educational system, intermediate school is the transitional phase between the primary grades and high school. A. stage B. notion C. pattern D. alternative 3.Fluoride deters tooth decay by reducing the growth of bacteria that destroy tooth enamel. A. facilitates B. overwhelms C. inhibits D. loosens 4.The firm of Bonnin and Morris in Philadelphia was probably the first American company to manufacture porcelain. A. silverware B. crystal C. china D. linen 5.Gunpowder was used extensively in firearms prior to 1890. A. in B. around C. from | 
