四物汤由何方化裁而来（）
A.胶艾汤
B.大补阴丸
C.六味地黄丸
D.左归饮
E.金匮肾气丸
参考答案：A
处理车辆掉道时，（）用绞车硬拉上道。
A.可以
B.不可以
C.无规定
It is required that the student___mobile phones in their school,So seldom____them using one .[ ]
A.should not use; you will see
B.not use ;will you see
C.don’t use ;will you see
D.not use ;you will see
