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【判断题】
测量断路器、刚合速度,是分别以动、静触头后、10ms内的平均速度作为、的瞬时速度。( )
A.
正确
B.
错误
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【判断题】红色和绿色属于邻近色搭配。
A.
正确
B.
错误
【单选题】It's our duty to trees and flowers. [     ]
A.
watering
B.
look for
C.
take care
D.
look after
【单选题】Waste paper shouldn't ______ everywhere. It's our duty to keep our classroom clean. [     ]
A.
be thrown
B.
throw
C.
is thrown
D.
are thrown
【单选题】Which of the following will NOT be held for the event as celebration according to the clip?
A.
The local residents’ celebration in India.
B.
The local residents’ celebration in Hollywood
C.
The official governor’s ball.
D.
The Academy’s post-Oscars party.
【单选题】屈原是我国春秋时期哪国人 ?
A.
秦国
B.
赵国
C.
楚国
D.
齐国
【单选题】Which of the following is NOT the principle of the Kwanzaa celebration?
A.
Purpose.
B.
Creativity.
C.
Unity.
D.
Politeness.
【判断题】声明为abstract类的方法必须同时进行声明和实例化。()
A.
正确
B.
错误
【判断题】abstract方法的声明必须同时实现。()
A.
正确
B.
错误
【简答题】屈原是我国春秋时期哪国人?
【单选题】Waste paper shouldn't _____ everywhere. It's our duty to keep our city clean. [     ]
A.
be thrown
B.
Throw
C.
is thrown
D.
are thrown
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