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【单选题】
舒杂音不出现在下列哪项情况：A.
二尖瓣狭窄
B.
主动脉瓣狭窄
C.
主动脉瓣关闭不全
D.
肺动脉瓣关闭不全
E.
三尖瓣狭窄
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反馈参考答案：
举一反三
【单选题】The crops failed because of the drought.( drought)
A.
Cold weather
B.
Dry weather
C.
Poor soil
【单选题】Desertification， drought， and despair－that＇s what global warming has in store for much of Africa. Or so we hear. Emerging evidence is painting a very different scenario， one in which rising temperatur...
A.
water deficiency
B.
distress
C.
desertifications
D.
more grasses and lakes
【简答题】法国新浪潮电影运动
【判断题】The local government is worried that the drought in this region every year may lead to many people to be forced to leave their homes.()
A.
正确
B.
错误
【单选题】The people in the conversation are really ______about the drought.
A.
concerned
B.
panicked
C.
afraid
D.
particular
【简答题】法国新浪潮电影运动所产生的影响？
【简答题】乳中酶的来源有两个 ,一是来自于,二是来源于 。
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