Since no one else has volunteered, she will be ________ food for the trip．

A.responsible to supply

B.responsible for supplying

C.the responsible man to supply

D.responsibility to supply

答案及解析： B

英语里没有be responsible to do sth的用法，不合本题题意；responsible作“对……负有责任的”讲，一般用作后置定语，故C项错。句意表示：“她将负责旅行的饮食。”