由多边形一个顶点所引的对角线将这个多边形分成了10个三角形,则这个多边形的内角和为( )。
1800°
— How are you ____ along with your classmates?
— Very ____. They often make fun of me. [ ]
A. getting; badly
B. coming; bad
C. getting; well
D. going; good
采用网上发行和网下发行相结合的方式发行封闭式基金时,调换两种渠道的销售额度和比例的机制称为:()
A.“回拨机制”
B.“回购机制”
C.“比例配售”
D.“时间优先机制”