Students are always interested in finding out they can go with a new teacher.
A. how soon
B. how often
C. how long
D. how far
网友回答
A. how soon
B. how often
C. how long
(答案→)D. how far
解析： how soon多久，表示将来， how often 多久一次，表示频率， how long多长时间，how far 多远，表示距离，学生们总是感兴趣弄清楚他们和一个新老师能走多远。故选D。