26. –What do you think of teaching, Bob?
–$I find it fun and challenging. It is a job ___ you are doing something serious but$
interesting.
参考答案
A
2009_北京卷 (英语)
26. –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