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【简答题】
结构的极限状态可分为 和 两类。
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举一反三
【单选题】______words and expressions have come into the English language from American English. [     ]
A.
A large amount of
B.
Masses of
C.
A great deal of
D.
Many a
【简答题】There are hundreds of funny and strange expressions in the English language. A lot of them include country names or nationalities. Take these examples: The Dutch(丹麦人)are the target of most English exp...
【单选题】分段赛只在哪种赛场进行
A.
公路
B.
场地
C.
土地
D.
草皮
【单选题】高频开关电源之所以称为高频,是因为它( )电路工作在高于工频几百至上千倍的频率范围上。
A.
整流
B.
直流—直流变换
C.
输入滤波
D.
输出滤波
【简答题】Each week, this program explains the many meanings of English expressions. Today’s expressions include a very important word—“heart”. We will try to “get to the heart of the matter” to better understa...
【判断题】English expressions that are literally translated from Chinese are all incorrect and not acceptable.()
A.
正确
B.
错误
【单选题】分段赛只在哪种赛场进行()?
A.
公路
B.
场地
C.
土地
D.
草坪
【单选题】— English has large vocabulary, hasn't it? — Yes. ______ more English and expressions and you will find it easier to read and communicate. [     ]
A.
Know
B.
Knowing
C.
To know
D.
Known
【判断题】在 KVL 中,回路的“绕行方向”不是任意选定的,一般以实线表示。
A.
正确
B.
错误
【单选题】Her English is ______ better than mine, for she knows ______ English words and expressions than I do.
A.
very, much more
B.
far, many more
C.
quite, rather more
D.
much, much more
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