What does Enterprise Air offer?
A．Gourmet meals
B．More space for luggage
C．A variety of movie choices
D．Discounts on corporate bookings

已知a,b,c都是非负整数,且2a×3b×7c=1176,则2a+3b+7c的值是( ).(A)21(B)23 (C)25 (D)28 点击查看答案

运输企业开展联运业务时,以取得的收入扣除支付给以后的承运者的运费、装卸费、包装费等费用后的余额为营业税的计税营业额。( )

A.正确
B．错误

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