–Whatdoyouthinkofteaching,Bob?–Ifinditfunandchallengin...

问题详情：

 –What do you think of teaching, Bob?

–I find it fun and challenging. It is a job _____ you are doing something serious but interesting.

A. where                         B. which                      C. when                       D. /

【回答】

A

知识点：定语从句

题型：选择题