单选题:Diesel cars are encouraged by successive governments because

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  • 题目类型:单选题
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题目内容:

Diesel cars are encouraged by successive governments because_______ A.they use cleaner fuels than petrol cam
B.they produce less carbon dioxide than petrol cars
C.they don't produce carbon dioxide at all
D.they account for the biggest market share

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出纳人员在办理收、付款后,应在有关原始凭证上加盖“收讫”或“付讫”的戳记,以避免重收重付。(  )

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