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【单选题】
下列结论不正确的是( )
A.
为函数 的水平渐近线;
B.
为函数 的铅直渐近线;
C.
为函数 的斜渐近线;
D.
, 均为函数 的渐近线.
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【简答题】After losing touch ________ his younger sister for twenty years, Brown was amazed to find that they were both living in the same state.
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【单选题】As an old sailor, he has ____________ in most parts of the world in his time. He must be interesting to listen to.
A.
knocked over
B.
knocked about
C.
knocked out
D.
knocked off
【单选题】在氧弹实验中, 若要测定样品在293 K时的燃烧热, 则在实验时应该: ( )
A.
将环境温度调至 293K
B.
将内筒中 3000 cm 3 水调至 293 K
C.
将外套中水温调至 293 K
D.
无法测定指定温度下的燃烧热。
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【简答题】Bill White’s father is a lawyer. In his time, he likes to get out in the country and take some of animals. For a long time, Bill had wanted to go with his father on one of his . But his father didn’t ...
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【多选题】Why does Jeremy Lin attract John so much?
A.
He is humble.
B.
He is successful.
C.
He is hard-working.
【单选题】在温度为 293 K 下,混合气体中 SO 2 平衡分压为 0.05 atm 时,溶液中 SO 2 的总浓度为( )。 293K 下, H ( SO 2 ) =1.63 kmol/(atm · m 3 ) ,离解常数 K 1 =[H + ][HSO 3 - ]/[SO 2 ]=0.017 kmol/m 3 。
A.
7.6 kg/m 3
B.
5.8 kg/m 3
C.
4.9 kg/m 3
D.
3.5 kg/m 3
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