—Excuse me, sir, there is _____ tea in your cup, would you like some more? —Yes, please. And give me _____ mooncake. It tasted delicious.
A:few, other
B:a few, another
C:little, another
D:a little, other
下列词语中,没有错别字的一组是 ( )
等差数列an的前n项和为Sn,a5=11,S12=186,则a8的值( )
已知代数式x+2y的值是3,则代数式2x+4y+1值是 ( )