—Let's talk __________ the weather.
—OK. [ ]
A. to
B. with
C. about
D. on
答案:C
以下选项中,属于自然光源的是().
A.日光灯
B.点亮的蜡烛
C.探照灯
D.太阳
青岛社保卡发卡银行可以变更吗?