问题补充:
—Do you know the girl with our English teacher often?
— Yes, her name is Helen.
A. whom to talk
B. who talks
C. who is talking
D. whom talks
答案:
A. whom to talk
(答案→)B. who talks
C. who is talking
D. whom talks
解析:句意:你认识这个经常和我们的英语老师谈话的女孩吗?——是的,她的名字叫海伦。结合语境可知上文中先行词the girl为定语从句的逻辑主语,故引导词用who。根据时间状语可知定语从句中描述的是经常性的动作,故用一般现在时态。故选B。