多药耐药结核选用的方案是 （）

A.2HRZE（S）／4HR

B.2HRZ／4HR

C.2HRZES／4-6HRE

D.一线和二线抗结核药混合使用

E.6HR

— Do you think Margot will be there?

— ________. She is always enthusiastic about such an activity.[ ]

A. Definitely   

B. Absolutely    

C. Of course not    

D. I am not sure