If it were not for the fact that he ill he would finish it.A. isB. beC. wereD. am

问题补充：

If it were not for the fact that he ill ，he would finish it.

A. is

B. be

C. were

D. am

答案：

(答案→)A. is

B. be

C. were

D. am

解析：句子含有if条件状语从句的虚拟语气，但是the fact后面的同位语从句that he ill是事实，而不是虚拟，所以用陈述语气，主语是he，所以选A。