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【单选题】
信息分类原则中不包括( )
A.
排他性
B.
渐进性
C.
相斥性
D.
并置性
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参考答案:
举一反三
【简答题】如图,△ABC缩小后得到△A'B'C' ,则△ABC与△A'B'C'的位似比为(    )。
【多选题】What do you say when you have a bad connection on a call? ( )
A.
I can’t hear you very much.
B.
I am losing you.
C.
You are breaking up.
D.
I've got really weak signal.
【简答题】People in different countries have different ways of doing things. Something that is 1 in one country may be quite impolite in another. In Britain , you mustn't lift your bowl to your 2 when you are h...
【简答题】Perhaps those who have been rendered unhappy by a bad theory may need a better theory to help them to recovery,just as you may need a tonic when you have been ill.
【多选题】常用的烷化剂()
A.
烯烃
B.
卤烷
C.
D.
羧酸
【单选题】如图,Rt△ABC中,∠ABC=90°,AB=6, BC=8,以斜边AC作正方形ACDE,则边BE的长是 [     ]
A.
15
B.
C.
【简答题】如图,在△ABC和△A′B′C′中,∠B=∠B′,要使△ABC ∽ △A′B′C′,还需要添加一个条件是______.
【简答题】DTFD存在的充分必要条件是___________。 在___________意义下,周期DTFT形式上仍可用公式表示。 帕斯瓦尔定理表明__________.
【单选题】Which medicine should you not take when you have a bad cold? ( )
A.
hypertensive medicine
B.
aspirin
C.
Anti-inflammatory drugs
D.
antipyretics
【判断题】When you have a bad cold, you'd better do a lot of sports and eat junk food.
A.
正确
B.
错误
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