He helped us a lot. We could manage to finish the...

Câu hỏi: He helped us a lot. We could manage to finish the work.

A. Without his great help, we couldn't have managed to finish the work.

B. Although he helped us a lot, we managed to finish the work.

C. If he didn't help us, we couldn't manage to finish the work.

D. No matter how much he helped us, we could manage to finish the work.