Question

If it hadn’t been for the help of my English teacher, I_________the first prize in the English Writing Competition

1. A.
   would not win
2. B.
   would not have won
3. C.
   would win
4. D.
   would have won

Answer 1

B
这题考查虚拟语气的用法：条件状语从句If it hadn’t been for the help of my English teacher,“如果不是我英语老师的帮助，”说明事实是有英语老师的帮助，主句是用wouldn’t have done，过去不会做而做了，意思是：我就不会赢得英语竞赛一等奖了。选B。