温经汤证的病机是（）
A.冲任虚寒
B.血虚寒滞
C.胞宫虚寒
D.瘀阻少腹
E.以上都不是
参考答案：E
In most western countries on April Fool's Day, people often play________trick on each other; children
especially have great________fun.[ ]
A. a; a
B. the; the
C. /; a
D. a; /
莱氏体是（）和（）的混合物。
