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【判断题】
超声速气流流过正激波时,气流的速度将减小。A.
正确
B.
错误
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举一反三
【单选题】High schools teachers used to judge students ______ academic performance alone.
A.
in favor of
B.
in charge of
C.
in face of
D.
in terms of
【单选题】_______ with the performance by Lily, the judges gave her a high score.
A.
Impressing
B.
Being impressed
C.
Impressed
D.
Having impressed
【简答题】桑代克认为学习是通过 __ 实现的,学习的实质是形成 __ 联结;而苛勒则认为学习是通过 __ 实现的,学习的实质是在主体内部构造 _ 。
【单选题】High grades are supposed to __________ academic ability, but his actual performance did not confirm this.
A.
certify
B.
clarify
C.
classify
D.
notify
【单选题】取同浓度的 Ca 2+ -EDTA 配合物溶液两份,分别用 A : pH=10 的 NaOH 溶液和 B : pH=10 的氨缓冲溶液。条件稳定常数分别记作 K' CaY,A 和 K' CaY,B ,正确的是:
A.
K' CaY,A = K' CaY,B
B.
K' CaY,A > K' CaY,B
C.
K' CaY,A K' CaY,B
D.
无法确定
【单选题】Most of the audience had a high __________ of the performance of our footballers in the match against Iran. [ ]
A.
idea
B.
sense
C.
opinion
D.
thought
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