题目内容
Good technique in medicine means less pain and fewer deaths; , it is our duty to master it.
A. thus B. therefore C. otherwise D. however
【答案】
B
【解析】略
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题目内容
Good technique in medicine means less pain and fewer deaths; , it is our duty to master it.
A. thus B. therefore C. otherwise D. however
B
【解析】略