students are always interested in finding out _____they can go with a new teacher.

问题描述:

students are always interested in finding out _____they can go with a new teacher.
A.how far B.how soon C.how often D.how long
请翻译句子,并说明为什么b不对,

选A,因为 how far 表示(离...)多远; 到什么程度(或范围),how soon 表示多久.
句子意思为:学生们总是对查明他们和新来的老师关系发展到什麼程度很感兴趣.