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【单选题】
关于颈静脉的检查,下列哪项是错误的?A.
颈静脉怒张亦可见于左心衰竭
B.
正常人立位或坐位时颈外静脉常不显露
C.
颈静脉怒张亦可见于上腔静脉阻塞综合征
D.
若取300～450的半卧位时，颈静脉充盈度超过正常水平，称为颈静脉怒张
E.
正常人平卧时稍见充盈，充盈的水平仅限于锁骨上缘至下颌角距离的下2/3以内
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举一反三
【简答题】听下面一段对话，完成第1至2题。 1. Who is supposed to attend the meeting? A. Sam. B. John. C. Tom. 2. When does the meeting start? A. At 3:30. B. At 3:15. C. At 3:00.
【简答题】结合所学知识,你认为企业可以从那些方面去规避采购风险?
【单选题】Peter was so excited _______ he received the invitation to the important meeting.
A.
that
B.
though
C.
when
D.
before
【单选题】听力原文： OK, everybody. Can we begin the meeting now? I'm Mike Johnson, the chairman of the Graduation Committee for this year. You've all been chosen as representatives to plan the graduation ceremony. ...
A.
To determine who will graduate this year.
B.
To discuss the seating arrangement.
C.
To begin planning the graduation ceremony.
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