ButforthefactthatChina_alsoaffectedbytheglobaleconomiccrisis,we_fewerunemployedworkernowA.is,wouldhaveB.was,wouldhavedown为什么选A呢?请详细分析下,我知道前面中国被经济危机影响是事实,用was是发生在

　　ButforthefactthatChina_alsoaffectedbytheglobaleconomiccrisis,we_fewerunemployedworkernow

　　A.is,wouldhaveB.was,wouldhavedown

　　为什么选A呢?请详细分析下,我知道前面中国被经济危机影响是事实,用was是发生在过去不行吗?we_fewerunemployedworkernow不是虚拟wouldhavedown

　　wouldhavedown