单项选择题

已知a是实数,b是有理数,若(a+√2)/(b-√2)=2,则2a+b是().

A.有理数
B.无理数
C.2015
D.0

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单项选择题
What does Enterprise Air offer?A.Gourmet mealsB.More space for luggageC.A variety of movie choicesD.Discounts on corporate bookings
A.Gourmet
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C.A
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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
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