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【简答题】
决定血浆PH值最重要的缓冲对是
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皮皮学刷刷变学霸
举一反三
【单选题】李某,26岁,已婚,以往月经周期规律。现停经3个月伴恶心、史吐,妊娠试验阳性。近1周有阴道流血,开始量少,3天流血量增多,伴下腹阵发性疼痛。妇科检查:阴道内有中量积血,宫颈口松能容1指,子宫体3个月妊娠大小,最可能的诊断是:
A.
先兆流产
B.
子宫肌瘤
C.
难免流产
D.
不完全流产
E.
葡萄胎
【单选题】人员密集的公共场所,如影剧院的观众厅,体育馆的比赛大厅等,由于人流集中,为保证紧急情况下人流迅速、安全地疏散,结合人流方便分别设双扇外开门与通道外,门的净宽度不应小于( ),且紧靠门口内外各( )范围内不应设置踏步。
A.
1500mm，1500mm
B.
1400mm，1500mm
C.
1500mm，1400mm
D.
1400mm，1400mm
【单选题】The bistro proprietor thought that cars wouldn't stop for the two students because______.
A.
only gentlemen could understand their signals
B.
they only signaled to gentlemen
C.
they were too polite to signal
D.
their signals were too polite
【简答题】影剧院中观众厅的疏散门的净宽不应小于( )mm。
【单选题】一How many students are there in your school? －_________the students in our school_________over two thousand.
A.
The number of；is
B.
The number of；are
C.
A number of；is
D.
A number of；are
【单选题】This article mainly tells us ________.
A.
that students shouldn't use small two-language dictionaries
B.
when were the defects of small two-language dictionaries
C.
why students should use large college edition dictionaries
D.
what dictionary students should choose and how to use it
【单选题】The two students talked as if they _____ friends for years.
A.
should be
B.
would be
C.
have been
D.
had been
【简答题】价差预备费
【简答题】影剧院中观众厅的疏散门的净宽不应小于（）mm。
【简答题】在某建设项目投资构成中,建筑安装工程费为2000万元,设备及工器具购置费为1000万元,工程建设其他费用为400万元,基本预备费120万元,价差预备费80万元,建设期利息80万元,流动资金300万元,则该项目的建设总投资为( )万,其中:建设投资( )万,静态投资部分为( )万,动态投资部分为( )万。
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