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题目
题型:不详难度:来源:
Evidence obtained from observation and experiment is often used to ________ a scientific theory.
A.confirmB.claim
C.concludeD.calculate

答案

解析
A
解析 考查动词辨析。confirm证实;claim声称,断言;conclude得出结论;calculate计算,估计。句意为:由观察和实验得出的证据通常被用来证实科学理论。故A项正确。
核心考点
试题【Evidence obtained from observation and experiment is often used to ________ a sc】;主要考察你对数词等知识点的理解。[详细]
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