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【单选题】
风心病患者,心尖部听及舒张期隆隆样杂音,首先考虑是A.
三尖瓣狭窄
B.
三尖瓣关闭不全
C.
肺动脉瓣狭窄
D.
主动脉瓣狭窄
E.
二尖瓣狭窄
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举一反三
【单选题】Every means but it ’ s not so effective.
A.
have been tired
B.
has been tried
C.
have tried
D.
has tried
【简答题】许多人挑选服装,总会考虑到穿这样的衣服在他活动的群体中是否适宜。然而什么是适宜?并不完全是由他个人的舒适感决定,而是来自群体形成的评价。也有人追求与众不同。这看起来似乎是我行我素,与他人无关,但是,不同恰恰是在与他人比较、区隔中体现的,可以说是对他人影响的一种逆反应。
【单选题】Every possible means to work out the problem, but it is too difficult for us.
A.
hunting for
B.
carrying on
C.
looking after
D.
bringing up
【简答题】八年级上册物理课堂练习册答案D版第一章练习二乐音的特性
【单选题】Every means ________, but we find that only by this means can we do it well.
A.
has been trying
B.
had tried
C.
has been tried
D.
have been tried
【简答题】八年级上册物理课堂练习册答案D版第一章练习三噪声及其防治
【简答题】高一物理必修一练习册第一章运动的描述答案供大家学习参考
【简答题】八年级上册物理课堂练习册答案D版第一章练习四我们听不到的声音
【简答题】They tried every means to _________ the bush fire but it seemed it was out of control.
【简答题】如图所示 ,分别写出力 对B点所产生的力矩大小()Nm、()Nm、()Nm。
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