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【简答题】
为下列操作选用一种合适的实验室中常用的玻璃仪器，写出名称和规格。 （1）盛装K2Cr2O7标准溶液以进行滴定，； （2）一升AgNO 3 标准溶液； （3）冷却灼烧后坩锅。
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举一反三
【单选题】．As you the town, the first building you see is the church.
A.
cross
B.
pass
C.
draw
D.
approach
【单选题】以下不属于联系的普遍性含义的是( )。
A.
联系是事物本身所固有的,不是主观臆想的
B.
任何事物内部的不同部分和要素是相互联系的
C.
任何事物都不能孤立存在
D.
整个世界是相互联系的统一整体
【简答题】What can people do after spelling has been simplified according to the first approach suggested by John Wells?
【单选题】The first way we can approach language is as a phenomenon of the individual person. It is concerned with, describing and explaining language as a matter of human behavior. People sneak and write they ...
A.
Language as Means of Communication
B.
Language and Psychology
C.
Language and the Individual
D.
Language as a Social Phenomenon
【单选题】The first indications a mariner will have of the approach of a warm front will be ______.
A.
large cumulonimbus (thunderclouds) building up
B.
high cirrus clouds gradually changing to cirrostratus and then to altostratus
C.
fog caused by the warm air passing over the cooler water
D.
low dark clouds accompanied by intermittent rain
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