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【单选题】
Where is the black box placed finally? (Para.3)A.
in the landing wells
B.
in the rear of the plane
C.
in the middle of the plane
D.
in front of the plane
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反馈参考答案：
举一反三
【简答题】在A型人的血清中只含有______凝集素,B型人的血清中只含有______凝集素,AB型人的血清中一般没有____凝集素,而O型人的血清中则含有抗A和抗B凝集素。
【单选题】The pump discharge pressure will be considerably higher than the pressure at the _____.
A.
pump entry branch
B.
outlet pipe
C.
impeller
D.
None of the above is true
【简答题】英译中 'Is this what you intended to accomplish with your careers?' Senator Robert Dole asked Time Warner executives last week. 'You have sold your souls, but must you corrupt our nation and threaten our...
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