A:am; can save; dead
B:was; can save; death
C:were; could save; dying
D:were; could save; died
数列an的前n项和为Sn,若a1=1,an+1=4Snn∈N*,则a6=( )
在北京务工的曹昌宝说,我来京已十年,出门会注意衣着整洁,举止文雅。曹昌宝的言行不仅是“仓廪实而知礼节、衣食足则知荣辱”的自然反映,更是对城市产生融人感的生动诠释。这反映曹吕宝是一个 ( )