------We are going to Qingdao for a holiday.

------Oh, really? __________

Have a great fun .             B. Of course, I’d love to

C. You’d better not go there         D. I’m sorry to hear that

下列哪项不是中毒的主要机制

A．局部刺激、腐蚀作用

B．缺氧

C．麻醉作用

D．抑制酶的活力

E．促进三磷酸腺苷形成