题目内容

A morphological rule is a rule that introduces the morph or allomorphs that match the

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Surface structure refers to the abstract syntactic representation of a sentence .()

Idiolect refers to the unique linguistic system of an individual speaker.()

胃肠道切开前，用纱布垫进行保护的目的是

A. 防止手术野污染
B. 防止周围组织器官误伤
C. 防止肠管干燥及术后黏连
D. 防止胃肠内容物污染腹腔
E. 便于压迫止血

哪项是关节脱位的特征性表现

A. 疼痛
B. 瘀血
C. 弹性固定
D. 肿胀
E. 活动受限