应选择哪项手术方案A．乳癌根治切除术 B．扩大乳癌根治切除术 _爱下问搜题

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问题单项选择题

应选择哪项手术方案

A．乳癌根治切除术

B．扩大乳癌根治切除术

C．单纯左 * * 切除术

D．改良乳癌根治切除术

E．保留 * * 的乳腺癌切除

答案

参考答案：A

选择题

— Cindy, dinner is ready, where is John?

— He ______ his homework in his room. [ ]

A. does

B. did

C. is doing

D. will do

判断题

气瓶不能用到无气，应保留余压。