27岁,G1P0,孕32周,头位,阴道出血3天,量少,无腹痛,胎心正常,无明显宫缩,诊断为前置胎盘。恰当处理是
A. 绝对卧床,给予镇静剂,观察病情变化
B. 立即行人工破膜
C. 立即行催产素(缩宫素)引产,宫口开大后行碎胎术
D. 立即行剖宫产术
E. 立即人工破膜及点滴催产素(缩宫素)
synchronic approach to polysemy
Partial conversion and full conversion are concerned with ______ when converted to nouns.
Which of the following is not one of the stylistic features of idioms
A. Frozen style.
B. Slang.
C. Literary style.
D. Colloquialisms.