–My TV set doesn’t work, the water tap is dripping and my car is still under repair!

–You sure ________ bad luck these days.

A．had

B．will have

C．had had

D．are having

下列关于川芎的现代应用，错误的是（）

A.冠心病

B.脑缺血

C.头痛

D.月经不调

E.慢性肝炎