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【单选题】
298K时,二氧化碳、一氧化碳和二氧化硫的标准摩尔生成焓分别为-393.5 kJ·mol-1,-110.5 kJ·mol-1和-296.8kJ·mol-1,则反应:SO2(g) + 2CO(g)→2CO2(g) + S (正交)的标准摩尔焓变为:
A.
269.2 kJ·mol-1
B.
13.8 kJ·mol-1
C.
-13.8 kJ·mol-1
D.
- 269.2 kJ·mol-1
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【单选题】It is curious how much one despises and condemns the vices which one does not happen to possess. I am indeed not a severe man, nor would I permit myself to become intolerant of those failings which I ...
A.
he wouldn't tolerate the vices that people have in common
B.
he doesn't feel particular contempt for being untruthful
C.
one may be tempted into untruthfulness when one comes to think of it
D.
untruthfulness is a serious fault of character which he condemns strongly
【单选题】There are many dictionaries here, but which one __________ you?
A.
is belonging to
B.
is belonged
C.
belongs to
D.
belongs
【单选题】砌筑树池侧石按设计外围尺寸以( )计算。
A.
长度
B.
面积
C.
体积
【单选题】一般三相电路的相序都采用
A.
相序
B.
相位
C.
顺序
D.
正序
【单选题】关于算法,以下叙述中错误的是
A.
某个算法可能会没有输入
B.
同一个算法对于相同的输入必须得出相同的结果
C.
一个算法对于某个输入的循环次数是可以事先估计出来的
D.
任何算法都能转换成计算机高级语言的程序,并在有限时间内运行完毕
【单选题】关于算法,以下叙述中错误的是
A.
某个算法可能会没有输入
B.
某个算法可能会有零个或多个输入
C.
一个算法对于某个输入的循环次数是可以事先估计出来的
D.
任何算法都能转换成计算机高级语言的程序,并在有限时间内运行完毕
【单选题】控制疟疾发作的首选药物为( )
A.
氯喹
B.
奎宁
C.
青蒿素
D.
甲氟喹
E.
咯萘啶
【单选题】临床作为控制复发和阻止疟疾传播的首选药的药物是()。
A.
甲硝唑
B.
伯氨喹
C.
奎宁
D.
氯喹
E.
磺胺嘧啶
【单选题】Which one of the following does NOT belong to seven heavenly virtues?
A.
kindness
B.
fidelity
C.
diligence
D.
patience
【单选题】According to the author, which one of the following does NOT belong to the category of antioxidants besides vitamin E?
A.
Vitamin A.
B.
Vitamin B.
C.
Vitamin C.
D.
Carotene.
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