Tom used to come and visit me a lot on his business trip between Hong kong and w
来源：网络
时间：
推荐文章
Tom used to come and visit me a lot on his business trip between Hong kong and ______ was then Beijing.
A.that
B.which
C.where
D.what
试题答案
D
what这里的意思是：…的(事物或人)。