Zhang Lin was addicted to computer games during his last year in high school otherwise h

问题补充：

Zhang Lin was addicted to computer games during his last year in high school , otherwise he a student of Beijing University .

A. would have been

B. should be

C. has been

D. had been

答案：

(答案→)A. would have been

B. should be

C. has been

D. had been

解析：otherwise引起虚拟语气的虚拟语气属于含蓄型的，由句意可以得知是与过去的事实相反，主句用 would have done。