【单选题】患者,男性,47岁,从高处坠落后导致腹部闭合性损伤,疑有小肠破裂,提示病人病情恶化需要手术的表现是
【简答题】Free morpheme may constitute words by themselves.
【简答题】A______morpheme is one that cannot constitute a word by itself.
【单选题】男性,47岁,从高处坠落后导致腹部闭合性损伤,疑有小肠破裂,提示病人病情恶化需要手术的表现是
【简答题】Documentary rejections constitute 70%of( ).