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题目
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Over years, scientists have made a great _____in the treatment of cancer.
A.break-inB.breakthroughC.breakupD.breakdown

答案
B
解析
词义辨析。     A. 闯入  B.突破   C. 解体  D. 故障;崩溃。句意:过去几年中我们在癌症的治疗方面取得了巨大的突破。故选B。
核心考点
试题【Over years, scientists have made a great _____in the treatment of cancer.A.break】;主要考察你对名词等知识点的理解。[详细]
举一反三

The police have issued a detailed ____________ of the missing boy.
A.directionB.expressionC.descriptionD.instruction

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One of the greatest      of unhappiness,in my experience,is the difficulty we have in
accepting things as they are.
A.reasonsB.stylesC.supplies D.sources

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There is ______ kind of people who don’t like anything that others like.
A.a certainB.certainC.certain aD.sure

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Mrs. Taylor has an 8-year-old daughter who has a(n) ______ for painting—she has won two national prizes.
A.abilityB.interestC.presentD.gift

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— Shall we have a talk with her tonight?
— There is no _______ talking to her. She will never listen.
A.goodB.valueC.pointD.worth

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