—Have you received their invitation to their wedding?

—Not yet. And I won’t attend it even if         .

A．inviting

B．invited

C．being invited

D．having invited

枕骨大孔疝不同于小脑幕切迹疝的临床表现是（）

A.头痛剧烈

B.呕吐频繁

C.意识障碍

D.呼吸骤停出现早

E.血压升高，脉缓有力