题目内容
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
答案:A
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题目内容
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