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【简答题】
( )是言语产生的动力源 ( )是言语产生的振动源
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【判断题】If free trade is allowed and a country exports a good, domestic producers of the good are worse off and domestic consumers of the good are better off when compared to the before-trade domestic equilib...
A.
正确
B.
错误
【单选题】For better or worse, listening to an audio book almost always feels like a shared experience. I feel myself not merely a passive audience but engaged in a kind of exchange. Readers are not reading to ...
A.
suggest that unconscious expressions often betray one’s true opinions
B.
assert that listening to audio books is enjoyable regardless of the reader's speaking ability
C.
imply that some audio-book readers have surprisingly poor speaking skill
D.
argue that a speaker's vocal inflections can obscure the author's intended meaning
【单选题】一金属块的表面发射率为0.4，温度为227℃，它的表面热辐射力是多少?若表面氧化后发射率变成0.9，其表面热辐射力将如何改变?
A.
1417.5W/m2，将增大
B.
1417.5W/m2，将减小
C.
60.22W/m2，将增大
D.
60.22W/m2，将减小
【简答题】Women’s mindswork differently from men’s. At least, that is what most men are convinced of.Psychologists view the subject either as a matter or frustration or a joke. Nowthe biologists have moved into...
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