问题
单项选择题
We understand you have over 20 years' experience ______ this particular line of business.
A．with
B．of
C．in
D．on
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
We understand you have over 20 years' experience ______ this particular line of business.
A．with
B．of
C．in
D．on
参考答案：C