--Howaboutyourpresentsalary?--Mybasicsalaryisabout$500...

问题详情：

 -- How about your present salary?

-- My basic salary is about $500 and _______ I'll receive some extra income.

A. in general             B. in addition          C. in public     D. in common

【回答】

B

知识点：介词

题型：选择题