I do my homework _____ ten o'clock every night.[ ]
A. for
B. on
C. until
D. /
答案:C
一个长方形花坛长5米,宽3米,这个长方形的周长是______米.
发病与精神因素有关的瘿病。其治法和方药是()
A.化痰软坚
B.清热化痰
C.海藻玉壶汤
D.理气解郁
E.逍遥散