重复、发射、渐变属于规律性（）。
A、结构
B、骨骼
C、形式
D、表现
参考答案：B
治疗气滞腹痛的主方是（）
A.半夏厚朴汤
B.五磨饮子
C.柴胡疏肝散
D.香苏散
E.枳实导滞丸
It's his laziness that____ his failure in the last exam.
[ ]
A. resulted from
B. resulted in
C. led into
D. brought in
