--- Could you tell me now, Mary?
--- A magazine about scienceA.what are you readingB.what you are readingC.what were you readingD.what you were reading
网友回答
B解析考查情景交际和宾语从句。“玛丽，现在能告诉我......吗？”“一本有关科技的杂志。”宾语从句的语序要用陈述句语序，即be动词，助动词do，情态动词can等不能放在主语前。排除A、C；根据now可知，是现在的情况，故排除过去进行时。故选B。