Most scientists believe it is legitimate to use animals in medical research.A、de

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问题 Most scientists believe it is legitimate to use animals in medical research.

选项 A、desirable
B、reasonable
C、legal
D、effective

答案 C

解析大多数科学家认为在医学研究中使用动物是合法的。A项desirable “a. 称心的，合意的”。B项reasonable “a. 合理的；明事理的”。C项legal “a. 合法的”。D项effective “a. 有效的”。

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