下列分析方法中属于发射光谱的是( )。
A.紫外-可见光谱 B.分子荧光光谱 C.核磁共振波谱 D.质谱

单项选择题More counter space, cooktops and sinks are needed in today's kitchens because food preparation is more complicated than it used to bE.A.RightB.WrongC.Not mentioned

单项选择题What did the manager mean by saying '... Hockey and the International Hockey Federation are finished?'A.His team would no longer take part in international games.B.Hockey and the Federation are both ruined by the unfair decisions.C.There should he no more hockey matches organized by the Federation.D.The Federation should be dissolveD.