—Toby would you mind helping me clean the window ？ —I’ll do it a minute A.Certainly B.of c

问题补充：

—Toby，would you mind helping me clean the window ？ —I’ll do it a minute

A.Certainly B.of course not C.is learning

答案：

解析：句意：你介意帮助我擦窗户吗？当然不介意，一会我就做。根据回答可知不介意，故选B。