A:①③⑤
B:②④⑥
C:③⑤⑥
D:②③⑤
①某上市公司公开公司财务收支情况
②居民对居委会停车管理提出批评建议
③某市财政局积极公“开三”公经费
④市民参加区政府举行的民主评议活动
已知等比数列an,a1=3且第一项至第八项的几何平均数为9,则第三项是( )
Bach died in 1750, but it was not until the early 19th century____ his musical gift was fully recognized.
锂常被人们誉为“金属味精”.已知锂的核电荷数为3,锂比铝活泼.下列说法错误的是( )