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【单选题】
二尖瓣关闭不可有A.
心尖区全收缩期杂音,并在吸气时明显增强
B.
心尖内侧的收缩期杂音,向主动脉瓣区传导
C.
心尖区全收缩期杂音,并在呼气时增强
D.
心尖区第一心音进
E.
常伴有肺动脉瓣相对关闭不全的杂音
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反馈参考答案：
举一反三
【多选题】Unit 8 Task 10 It was __________ and the judge was in a good mood as he questioned the prisoner:"What are you charged with?" he asked. "Doing my Christmas __________ early," replied the prisoner. "Tha...
A.
Christmas
B.
shopping
C.
replied
D.
early
E.
store
【简答题】What are the offense behaviors that can be committed to air travel? According to the text, how to deal with those unruly passengers?
【简答题】(作文参考答案如下) What causes people ’ s irrational behavior? There are a lot of people who behave irrationally, causing problems to themselves as well as to others. It ’ s hard to yze the exact causes b...
【单选题】According to the passage, what difficulty did the social and behavioral sciences confront in the 1970's?
A.
The social and behavioral sciences lost out in the race for federal science funds.
B.
Governments are more than alarmed about a variety of social problem.
C.
Nearly half of all urban dwelling American males can expect to be arrested for some non-traffic offense during their lives.
D.
Most criminals halt their careers by age 25 to 30.
【简答题】对企业而言，普通股融资的优点不包括( )。 A.增强公司筹资能力 B.降低公司财务风险 C.降低公司资本成本 D.没有使用约束
【单选题】普通股融资的优点不包括 ( )。
A.
没有到期日，不用归还，资本具有永久性
B.
没有固定的股利负担，筹资风险小
C.
能增强公司的信誉，增强公司的举债能力
D.
由于筹资风险小，因此成本也较低
【多选题】There're two main ways that they offense can advance the ball. What are they?
A.
offside
B.
passing
C.
delay of game
D.
running
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