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从所给的四个选项中选择最佳答案 Good technique in medicine means less pain and fewer deaths and

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从所给的四个选项中选择最佳答案 Good technique in medicine means less pain and fewer deaths and

从所给的四个选项中选择最佳答案

Good technique in medicine means less pain and fewer deaths and ______ it is our duty to master it. 

[]

A.therefore B.however

C.otherwise D.altogether

试题答案

答案:A