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【判断题】
乙烯氧化制取乙醛采用一段法反应的是氧气作为氧化剂,二段法则使用空气作为氧化剂。A.
正确
B.
错误
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举一反三
【简答题】A．The difference of meaning. B．The difference of pronunciation. C．The difference of some vocabulary. D．The extent of the difference.
【单选题】What is the difference between 'salad bowls' and 'melting pot'?
A.
The difference between rationalism and materialism
B.
the former represents disintegration and the latter represents integration
C.
the former emphasizes differences and individual identity, the latter emphasizes common humanity
D.
The former is for Enlightenment and the latter is opposed to Enlightenment
【简答题】A.The difference between a job description and job specification. B.The difference between what is taught, and how it is taught. C.The difference between the costs and the quality of the programme. D....
【简答题】A．The difference between a job description and a job specification. B．The difference between what is taught and how it is taught. C．The difference between the costs and the quality of the programme. D...
【简答题】举例说明微生物与植物之间的共生关系。
【单选题】Among the following four cities, the difference between the afternoon high and the evening low is smallest in ______.
A.
Kansas City
B.
Miami
C.
Atlanta
D.
Seattle
【单选题】The difference threshold is?
A.
The difference between the two stimuli.
B.
The difference between two stimulis required for detection 50% of the time
C.
The difference between two stimuli required for detection 25% of the time
D.
There is no such term
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