问题

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:that

正确答案是：

同类题型

Everyone____ to know how ________ to the shopping mall

The music he is playing sounds_____.

______ the global financial crisis,the Chinese government has taken measures ______ people’s life to deal with it

He was beaten by his father because of being naughty ____, he became silent

When working out multiple-choices in an English exam, students may find some words or phrase , but of course there exist certain differences.[ ]