A:最新出台的医疗保险政策最大限度地关注了工薪阶层的就医问题,很好地完善了医疗保险制度和医保专用资金的使用效率。
B:故乡的山水渐渐远离了我,但临行前母亲的谆谆教诲却深深触动了我的心,久久不能平静下来。
C:29日下午,******冒着零下十几摄氏度的严寒,驱车300多公里来到太行山深处的阜平县,把党和政府的温暖送到千家万户。
D:纪录片《历史碎影》以讲故事的形式,讲述了十一个南方文人生命中富有包孕性的故事,展示了一部20世纪南方文人的微型生活史。
( )
A:Frank,have you seen the exhibits(展览品)at the art museum?
B:____.What about you?
A:I went there last Sunday.I saw a lot of great paintings.
B:____?
A:Yes.It was so crowded that it was hard to see everything.
B:Did you see many paintings by famous artists?
A:Yes.Michelle T's paintings were there.
B:I like her work.____?
A:I'd love to, but I am busy these days.You can ask Joe.____.
B:OK.And he's interested in art, right?
A:____.
分别由甲、乙两种物质组成的不同物体,其质量与体积的关系如图所示.分析图象可知,两种物质的密度之比ρ甲:ρ乙为( )