Question

----Do you know anything new about the incident? ----A working party to look into the problem.

A. was set up B. has been set up C. has been setting up D. is setting up
为什么选B，请详解

Answer 1

----Do you know anything new about the incident?
----A working party _____ to look into the problem.
A. was set up B. has been set up C. has been setting up D. is setting up
选项是B
第一句的时态是【一般现在时】，选项B.has been set up是【现在完成时的被动语态】，现在完成时依然是【现在时态】。一个工作组要【被组建】，所以，选 B。