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【单选题】
以下对五行的概念说法错误的是?A.
五行概念表明古代中国认为世界的本质是由多元素构成的。
B.
五行是由道家创造出的概念。
C.
五行在社会政治领域也有体现。
D.
五行具有相生相克的性质。
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举一反三
【单选题】Which of the below is not among the key tasks of the European central bank (ECB)?
A.
Implement monetary policy for the Euro area
B.
Conduct foreign exchange operations
C.
Promote the smooth operation of payment systems
D.
Regulate the European financial system
【单选题】disposable blade razor
A.
A blade razor that can be used many times
B.
a blade razor that is used once and then thrown away
C.
a blade razor that can be adjusted freely
D.
a razor whose blade can be replaced
【简答题】简述有源滤波电路的定义。
【简答题】Fan blade
【单选题】Forced air circulation is provided by a fan of generous capacity which is driven from the engine _____ by a belt or by fan blade formed in the flywheel.
A.
camshaft
B.
rocker arm
C.
crankshaft
D.
connecting rod
【单选题】Forced air circulation is provided by a _____ of generous capacity which is driven from the engine crankshaft by a belt or by fan blade formed in the flywheel.
A.
fan
B.
radiator
C.
water pump
D.
thermostat
【单选题】What sensory details are involved in the sentence: “The blade of the rusty window fan clattered and whirled as they blew out a stream of warm, wet air.”
A.
sight, sound and smell
B.
sight, touch and taste
C.
sight, hearing and touch
D.
hearing, touch and smell
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