Why not try your luck downtown,Bob?That's___the best jobs are.

问题描述:

Why not try your luck downtown,Bob?That's___the best jobs are.
are后面缺成分 所以横线处得添做表语的引导词啊 但为什么答案是WHERE啊 where不是只能做状语吗?

不是啊.在最简单的询问物体的位置的疑问句中,where就是做表语啊.如:
Where is your book?