湿热壅滞型腹痛用下列何方治疗（）
A.三仁汤
B.大承气汤
C.大柴胡汤
D.龙胆泻肝汤
E.茵陈蒿汤
参考答案：B, C
用4个边长是5厘米的小正方形拼成一个长方形，长方形的周长是______厘米．
It’s very important for a student to ___ a good state of mind while taking the college entrance examination.
A keep out B keep on C keep up D keep off
