氟牙症轻度流行的指数范围是
A.0.8~1.2
B.0.4~0.6
C.0.6~1.0
D.0.5~0.7
E.1.0~2.0
参考答案:C
— Please look at my new shirt. I bought it just now.
— Oh, it is really beautiful. How much did you _______ it? [ ]
A.take
B.cost
C.spend
D.pay for
书法史上"二王"指的是王羲之和( )。
A.王导之
B.王治之
C.王献之