A.除有產(chǎn)科指征外,不需行剖宮產(chǎn) B.宮口開(kāi)全時(shí)要防止產(chǎn)婦用力屏氣 C.忌用嗎啡 D.無(wú)感染征象不需使用抗生素 E.肌注麥角新堿,預(yù)防產(chǎn)后出血
A.appeared to be noticedB.appeared to have noticedC.appear to noticeD.appeared to notice
A.whatB.whetherC.whichD.in which