共15每题1分. 下面每个句子中均有1个词或短语划有底横线，请为每处划线部分确定1个意义最为接近折选项。

1、1.The old concerns loseimportance and some of them vanish altogether. A.developB.disappearC.lingerD. renew

2、 In the United Stateseducational system, intermediate school is the transitional phase between theprimary grades and high school. A.stage B. notionC.patternD.alternative

3、Fluoride deters tooth decayby reducing the growth of bacteria that destroy tooth enamel. A.facilitatesB.overwhelmsC.inhibitsD.loosens

4、The firm of Bonnin andMorris in Philadelphia was probably the first American company to manufactureporcelain. A.silverwareB.crystalC.china D. linen

5、Gunpowder was usedextensively in firearms prior to 1890. A.in B. aroundC.fromD. before

6、We packed up the things Ihad accumulated over the last years and left for good. A.close B. nearC. past D. final

7、The chemical is lethal torats but safe to cattle. A.toxic B.harmfulC. deadlyD.contagious

8、She is very conscientiousabout her work. A.worriedB. carefulC.anxiousD.nervous

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