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【单选题】
关于参比电极说法不正确的是( )
A.
参比电极必须是可逆电极
B.
参比电极必须具有良好的稳定性和重现性,受干扰小
C.
难以制备,使用不方便
D.
与待测电极组成原电池,测其电动势,根据参比电极电势可求待测电极的电极电势
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【单选题】A fierce fire broke out there last night. ______, most of the building was burnt to the ground.
A.
As a matter a fact
B.
As result
C.
As consequence
D.
Consequently
【单选题】设有以下说明语句: 则下面的叙述中不正确的是( )。
A.
struct结构体类型的关键字
B.
example是结构体类型名
C.
x,y,z都是结构体成员名
D.
struet ex是结构体类型名
【简答题】From the layout, which building is in the northern most of the Temple of Heaven? ( )A. the Imperial Vault of Heave B. the Circular Mound Altar C. the Hall of Prayer for Good Harvest D. the Main Hall o...
【判断题】P23-30 is the most moving part of the story, which tells us how, in the most dangerous momnet when the heavyset man was completely exhausted, Ramos and Hong still persisted in helping him out of the b...
A.
正确
B.
错误
【单选题】系统生命曲线婴儿期的特点是 ( )
A.
值和潜力显现﹐大量的人、物、财力的投入﹐效率和性能得到提高﹐吸引更多的投资﹐系统高速发展
B.
价效率低﹐可靠性差﹐缺乏人、物力的投入﹐系统发展缓慢
C.
系统日趋完善﹐性能水平达到最佳﹐利润最大并有下降趋势﹐研究成果水平较低
D.
技朮达极限﹐很难有新突破﹐将被新的技朮系统所替代
【单选题】设有结构体说明 struct ex { int x; float y; char z;} example; 以下叙述中错误的是:
A.
struct是结构体类型的关键字
B.
example是结构体类型名
C.
x,y,z都是结构体成员名
D.
struct ex是结构体类型
【单选题】The new building         in our school is for us students. In spite of the noise most of the day, we still feel very happy.
A.
built
B.
has been built
C.
being built
D.
to be built
【单选题】Which is the following excerpt most likely taken from? The hills across the valley of the Ebrol were long and white. On this side there was no shade and no trees and the station was between two lines ...
A.
a short story
B.
a news report
C.
a geography textbook
D.
a casual conversation
【单选题】系统生命曲线婴儿期的特点是( )
A.
大量的人 力 物 力 财力的投入﹐效率和性能得到提高﹐吸引更多 的投资﹐系统高速发展。
B.
价效率低﹐可靠性差﹐缺乏人 力 物力的投入﹐系统发展缓慢。
C.
. 系统日趋完善﹐性能水平达到最佳﹐利润最大并有下降趋势,研究成果水平较低。
D.
技术达极限﹐很难有新突破﹐将被新的技术系统所替代。
【单选题】The building crane, which has become the most striking feature of the urban landscape in Switzerland, is beginning to alter the mountain landscape as well. Districts of the Swiss Alps, which up to now...
A.
the construction of hotels, ski-lifts, etc.
B.
parts of planned, developing regions
C.
the districts of the Swiss Alps
D.
the machine with a long arm used for lifting and moving heavy weights
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