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【单选题】
He has the ______ distinction of being the only one in the class to fail the examination.A.
dubious
B.
impressive
C.
remarkable
D.
extrinsic
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【简答题】E very citizen should fight for social ( jus t ) ________ .
【单选题】In China people believe in the saying “out of debt, out of pressure”; however in the west, it is just the ______ — when you are in debt, you are trustworthy and financially capable.
A.
objective
B.
opposite
C.
contrary
D.
contradictory
【单选题】将一只标有“1.2V6W”的灯泡与一电阻串联后接到电压为12V的电源上，电阻消耗的功率为1W（灯丝电阻视作不变），则此时（）。
A.
灯泡消耗的功率小于5w
B.
灯泡与电阻消耗的总功率为7W
C.
灯泡与电阻消耗的总功率为6W
D.
灯泡消耗的功率大于5W
【单选题】现有“6V3W”的灯泡L1和“6V6W”的灯泡L2,将他们接入电路中,不考虑灯丝电阻的变化。下列关于两只灯泡的说法正确的是()
A.
串联后接到12V电源的两端,两灯均能正常发光
B.
串联工作时,L1和L2两端的电压之比为1∶2
C.
并联工作时,L1和L2中的电流之比为2∶1
D.
并联工作时,L1和L2的功率之比为1∶2
【单选题】There is another kind of spiritual sacrifice as well, quieter and less celebrated, but just as remarkable: that of making each day, in its most______aspects-cooking, eating, breathing—______the absolu...
A.
necessary … a panegyric for
B.
quotidian … an oblation to
C.
prehensile … a sacrifice to
D.
prosaic … an independence of
E.
invidious … a paean to
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