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【单选题】
现实中没有充分的根据,目前不能实现的,属于( )A.
不可能性
B.
微小的可能性
C.
现实的可能性
D.
抽象的可能性
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举一反三
【简答题】阅读下面的短文，然后按照要求写一篇150词左右的英语作文。 This is a story that happened in a school campus. One day, after school was over, Peter was taking a walk in the school campus, singing very happily. When he passed by a ...
【单选题】在进行压杆的稳定性计算时，用查表法得到折减系数，若某材料压杆，当λ=120时，查得折减系数φ=0.466；当λ=130时，查得折减系数φ=0.401。则当λ=122时，可得折减系数φ的数值为
A.
φ =0.453
B.
φ =0.443
C.
φ =0.433
D.
φ =0.423
【单选题】听力原文：W：Your breakdown along the highway late Sunday night must have been rather unpleasant． M：It could have been much more so．That's when my auto club membership rely paid for itself． Q：Who helped the...
A.
Someone hired by the auto club.
B.
He repaired it himself.
C.
A private mechanic he phoned.
D.
A passing police patrol car.
【简答题】There is more to school education than instruction and passing knowledge. To live up to his or her image, a teacher at an elementary or secondary school has to have positive influence on the pupils in...
【简答题】On Thursday afternoon Mrs. Clarke locked the door and went to the women’s 36 as usual. It was a pleasant way of passing time for an old woman who lived 37 . When she came home she sensed 38 unusual. H...
【单选题】在进行压杆的稳定性计算时,用查表法得到折减系数,若某材料压杆,当 λ =120 时,查得折减系数 φ =0.466 ;当 λ =130 时,查得折减系数 φ =0.401 。则当 λ =128 时,可得折减系数 φ 的数值为
A.
φ =0.444
B.
φ =0.434
C.
φ =0.424
D.
φ =0.414
【简答题】草麻黄粉末主要显微特征有 、 、 、 。
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