"治风先治血,血行风自灭"出自()
A.《内经》
B.《难经》
C.《伤寒杂病论》
D.《医宗必读》
E.《外台秘要》
参考答案:D
(2013·山西名校一模)—I'm going to visit Tom tomorrow. Will you go with me?
—________ But I'm going to eat out tomorrow night with John.
A.It's a good idea.
B.Can I go with you?
C.Nothing special.
D.Oh, you should be careful.
2004年5月1日起,新《交通法》施行后,对酒后驾车将进行更为严厉的处罚.交警常使用“酒精测试仪”对驾驶员是否酒后驾车进行测试,反应原理为:2X+3C2H5OH+8H2SO4=2K2SO4+2Cr2(SO4)3+3CH3COOH+11H2O.X的化学式为( )
A.CrO3
B.K2CrO7
C.K2Cr2O7
D.K2CrO4