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【单选题】
标准与或表达式是由( )构成的逻辑表达式;标准或与表达式是由( )构成的逻辑表达式。A.
最小项，最大项
B.
最大项，最
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【简答题】Men can be beautiful too, right? CHINA is going to host the 18 th World University Student Beauty Contest in Guangzhou this December. This year for the first time the contest will include a male secti...
【判断题】Ms Jones room is on the 6th floor with a balcony overlooking a beautiful lake.
A.
正确
B.
错误
【简答题】在一输送系统中改变离心泵出口阀门的开度不会影响( )。 A 、管路特性曲线 B 、管路所需扬程 C 、泵的特性曲线 D 、泵的工作点
【简答题】Read and choose. Prieto is my best friend. We go to the same school and we are in the same class. We like the same colour and we play the same . We even wear the same T-shirts in the summer. About...
【单选题】The beautiful girl was walking into the huge, gloomy mansion when she was seized with a thrill of horror and her teeth______.
A.
chattered
B.
chatted
C.
chartered
D.
chewed
【简答题】A．It is very beautiful when the sun rises. B．A person needs experience to appreciate the beauty. C．It is more beautiful when there is some fog around it. D．It looks very romantic when you drive past i...
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