What those businessmen concern about primarily is whether they can as much as possible from the project.
A. construct
B. benefit
C. expand
D. make
网友回答
A. construct
(答案→)B. benefit
C. expand
D. make
解析：考查固定搭配。A“建设”；B“得益于”；C“扩大”；D“制作”。benefit from“受益于......”。句意“这些商人最关心的是他们能否从这个项目上获得最大的利益。”故选B。