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【单选题】
miles手术术后,术后一,造口基本愈合,遵医嘱每日扩张肛门一次,目的是A.
形成定时排便习惯
B.
防止人工肛门口缩窄
C.
避免便秘
D.
改善人工肛门口血液循环
E.
消除臭味，便于社交
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皮皮学刷刷变学霸
举一反三
【单选题】----I am looking for information on social safety. ----You can take this book. Social safety is _______ introduced in it
A.
regularly
B.
naturally
C.
usually
D.
specially
【单选题】It can be inferred from the passage that apologizing properly is ______.
A.
a social issue calling for immediate attention
B.
not necessary among family members
C.
a sign of social progress
D.
not as simple as it seems
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