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【多选题】
符合C n H 2n-2 通式的化合物是
A.
炔烃
B.
烯烃
C.
二烯烃
D.
环烷烃
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【判断题】菜肴“莲蓬豆腐”采用的是中心堆叠镶嵌法装饰。( )
A.
正确
B.
错误
【判断题】According to the H-O theorem, difference in relative factor and relative commodity prices is then translated into a difference in absolute factor and commodity prices between the two nations. It is th...
A.
正确
B.
错误
【单选题】关于理想、幻想、空想的表述正确的是( )。
A.
理想是个人对幻想空想的改进
B.
理想源于实践,具有实现可能性,是对未来的向往和追求
C.
理想是永恒的,幻想和空想可以随时间的变化而变化
D.
知识渊博的人具有崇高的理想,而空想幻想则源于无知
【单选题】关于幻想、空想、理想的表述正确的是()
A.
理想是个人对幻想空想的改进
B.
理想源于实践具有实现可能,是对未来的向往和追求
C.
理想是永恒的,幻想和空想可随时间的变化而变化
D.
知识渊博的人具有崇高的理想,而幻想空想源于无知
【判断题】I n a two-nation, two- commodity world, once it is determined that one nation has a comparative advantage in one commodity, then the other nation must necessarily have a comparative advantage in the o...
A.
正确
B.
错误
【判断题】The H-O theorem postulates that the difference in relative factor abundance and prices is the cause of the pre-trade difference in relative commodity prices between two nations. This difference in rel...
A.
正确
B.
错误
【简答题】Commodity futures refer to contracts to supply quantities of the underlying commodity at a future date.
【单选题】The policeman looked around and caught a man his hand into the pocket of a passenger.
A.
put
B.
to be putting
C.
to put
D.
putting
【单选题】Should the wallet, found in the street, be put into a pocket _______ turned over to the policeman?
A.
and
B.
or
C.
then
D.
but
【单选题】以下关于理想、幻想、空想的表述正确的是?
A.
理想源于实践,具有实现可能是对未来的向往和追求。
B.
理想是永恒的,幻想和空想可以随时间的变化而变化。
C.
知识渊博的人具有崇高的理想,而空想幻想则源于无知。
D.
理想是个人对幻想空想的改进。
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