He was receiving more and more attention in the company.so he was.But for his good education,he____the job.A.will never get B.shouldnot have got C.wouldnot have got D.mustnot have got 为什么不选B啊,

He was receiving more and more attention in the company.so he was.But for his good education,he____the job.A.will never get B.shouldnot have got C.wouldnot have got D.mustnot have got 为什么不选B啊,
He was receiving more and more attention in the company.so he was.But for his good education,
he____the job.A.will never get B.shouldnot have got C.wouldnot have got D.mustnot have got 为什么不选B啊,

He was receiving more and more attention in the company.so he was.But for his good education,he____the job.A.will never get B.shouldnot have got C.wouldnot have got D.mustnot have got 为什么不选B啊,
should have done,本应该做某事而没有做,主观,would have done ,表示对过去的虚拟,客观

对过去的虚拟

but for——要不是他有好的教养。。。说明这件事是事实，所以翻译为要不是他有好的教养，他不会有这份工作

这是个过去将来的虚拟语气句，句意是“要不是因为受过良好教育，他将不能得到这份工作”，且but for一般与完成时连用