枳实的功效是（）

A.化痰消积，破气活血

B.化痰消积，破气除痞

C.化痰消积，健脾和中

D.燥湿消痰，下气除满

E.降气化痰，泻下攻积

I bought my sister a present, _____ she didn't like it. [ ]

A. if

B. when

C. and

D. but