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【单选题】
将一透明容器抽成真空,放入固体碘,当温度为50°C时,可见到明显的碘升华现象,有紫色气体出现。若温度维持不变,向容器中充入氧气使之压力达到100kPa时,将看到容器中A.
紫色变深
B.
紫色变浅
C.
颜色不变
D.
有液态碘出现
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举一反三
【简答题】案例分析六 某框架结构仓库，地上6层，底下1层，层高3.8m，占地面积6000㎡，地上每层建筑面积均为5600㎡。仓库各建筑构件均为不燃性构件，其耐火极限见下表。构件名称防火墙承重墙、柱楼梯间、电梯井的墙梁疏散走道两侧的隔墙、楼板、上人屋板面、屋顶承重构件、疏散楼梯非承重外墙耐火极限(h)4.002.502.001.501.000.25仓库一层储存桶装润滑油;二层储存水泥刨花板;三至六层储存皮毛制...
【单选题】According to the text, we know that Spanish-Americans
A.
can speak English as well as Spanish.
B.
are not culturally homogeneous in broad cultural values.
C.
choose to keep their own culture.
D.
Both B and C
【简答题】Listen to the conversation and fill in the blanks with what you hear. 1 Prague had a very ________ study environment, a lot of my classmates were a bit older and the study there was more like _____...
【单选题】亚当·斯密《国富论》的英文版原名是
A.
An Inquiry into the Nature and Causes of the Wealth of Nations
B.
The Theory of Moral Sentiments
C.
Evolution and Ethics
D.
On Liberty
【判断题】Solo work : Tell whether the following are true or false according to the knowledge you have learned. Consider why. (1) In the late 1400s, Europeans sought new land routes to Asia in pursuit of econom...
A.
正确
B.
错误
【单选题】After the Norman Conquest the official language in England was______.
A.
Anglo-Saxon
B.
Spanish
C.
Latin
D.
French
【单选题】药师审查处方时发现处方有涂改处，应采取的正确措施是
A.
让患者与处方医师联系写清
B.
药师只要看清可予调配
C.
药师向处方医师问明情况可予调配
D.
药师与处方医师联系，让处方医师在涂改处签字后方可调配
E.
药师向上级药师请示批准后，在涂改处签字后即可调配
【单选题】Simon has lived in Spain for more than 10 years, but _______ enough, he can’t speak a word of Spanish.
A.
personally
B.
curiously
C.
unfortunately
D.
initially
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