试题答案与详细解析
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单项选择题

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。

参考答案： B    

答案解析： 无

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

参考答案： A    

答案解析： 无

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

参考答案： C    

答案解析： 无

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

参考答案： C    

答案解析： 无

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

参考答案： D    

答案解析： 无

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

参考答案： C    

答案解析： 无

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

参考答案： C    

答案解析： 无

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

参考答案： B    

答案解析： 无

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

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