Question

【题目】But for their help, we ________ the program in time.

A.can not finish B. will not finish

C. had not finished D. could not have finished.

Answer 1

【答案】D

【解析】句意：要不是他们的帮助，我们不能及时完成这个项目。本题考查隐含条件的虚拟语气，But for their help ,...相当于If it had not been for their help,...是与过去事实相反的虚拟语气。故选D。