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【判断题】
硬分区的划分方式主要是通过隔断、家具的设置,使每个功能性空间相对封闭,并能从大空间中独立出来。 ( )A.
正确
B.
错误
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【简答题】热继电器按动作方式可分为: 、 和 3种
【简答题】从系统生物学的角度分析“蚕”与“蛾”的 生命现象?
【单选题】The Northern Italy prosperity in the I5lh century is mentioned to show______.
A.
the development of civilisations
B.
the rising of banking industry
C.
the mobile nature of money lenders
D.
the decisive effect of banking on economy
【单选题】Which one is NOT mentioned by the author as a reason that contributes to the prosperity of the travel industry?
A.
Some consumers are positioned to sell and seek bargains.
B.
The rising of middle and upper classes in Asia and their purhcase power.
C.
Technology injects new vitality into the industry and makes creativity possible.
D.
The participation andintermediary function of smart young travel retailers.
【单选题】Which of the following is not the consequence of prosperity?
A.
obesity rates have risen greatly.
B.
more and more people are addicted to drugs.
C.
divorce rates are rising.
D.
consumers' preference for time-saving devices
【多选题】已知某反应系统为 ,其微分方程可以描述为 ,初始条件为时间t为0时,C1的浓度为1,C2,C3为0。 已知k1,k2,k3分别为0.04,1,3。求时间为1000时,C1,C2,C3的浓度分别为多少?
A.
0.115548
B.
0.00517
C.
0.879282
D.
0.029604
E.
0.066099
F.
0.797527
【判断题】Rising prosperity is one of the reasons why we feel so time-pressed today
A.
正确
B.
错误
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