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【单选题】
男性,23岁,心悸.气短4年,水肿2。查体:BP 110/30mmHg,面色苍白,颈静脉怒张,心界大,心尖部杂音,肺动脉瓣区第2心音亢进,主动脉瓣区舒叹息样杂音,有水冲脉枪击音。超声:二尖瓣增厚,主动脉瓣关闭欠佳有反流。以下哪项指标是手术禁忌证A.
LVEF>0.2
B.
LVEDD≥60mm
C.
LVEF>0.5
D.
LVEDD≥70mm
E.
LVEDI）≥80mm
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举一反三
【简答题】(v.)促进
【单选题】What's the author's advice for parents?
A.
A writing career, though attractive, is not for every child to pursue.
B.
Children should be allowed to grow through experience.
C.
Parents should keep an eye on the activities their kids engage in.
D.
Children should be given every chance to voice their opinions.
【简答题】v.促进
【单选题】What' s the author' s purpose in writing this passage?
A.
To show the inability of trains to compete with planes with respect to speed and convenience.
B.
To stress the influence of the automobile on America' s standard of convenience.
C.
To emphasize the function of travel agencies in market promotion.
D.
To illustrate the important role of persuasive communication in changing consumer attitudes.
【简答题】根据英语解释，写出单词，首字母已给出。 1. l________: the meat of young sheep 2. s________: the first part of a meal 3. s________: a plant that grows in the sea 4. t_______: a meal that you buy at a shop or restaurant to...
【简答题】宝玉梦游太虚幻境时，饮的仙茶叫（），品的酒叫（），听的歌曲叫（）。
【简答题】v.促进
【单选题】What‘s the author’s advice for parents?
A.
A writing career, though attractive, is not for every child to pursue.
B.
Children should be allowed to grow through experience.
C.
Parents should keep an eye on the activities their opinions.
D.
Lack of classroom interaction reduces the effectiveness of instruction.
【简答题】What's the author's advice for parents? A） A writing career, though attractive, is not for every child to pursue. B） Children should be allowed to grow through experience. C） Parents should ke...
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