—Your composition is full of mistakes. —I wish I more careful. A. would have beenB. had be

问题补充：

—Your composition is full of mistakes.

—I wish I more careful.

A. would have been

B. had been

C. would be

D. were

答案：

A. would have been

(答案→)B. had been

C. would be

D. were

解析：考查虚拟语气，句意：你的作文充满了错误。我希望我更认真一些就好了。根据句意看出横线的句子是与过去事实相反的虚拟语气，所以wish后的宾语从句应用过去完成时态。所以选B。