一个经常被引用的比例是大约（）的渠道成员约占销售额的
A.80；20
B.30；70
C.70；30
D.40；60
E.20；80
参考答案：E
请简要说秦始皇加强中央集权的措施？
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The price of this computer is the _____ of the three. [ ]
A. smallest
B. biggest
C. highest
D. tallest
