He was able to finish his book. It was because...

Câu hỏi: He was able to finish his book. It was because his wife helped him.

A If only he had been able to finish his book.

B If it weren’t for his wife’s help, he couldn’t have finished his book.

C Without his wife’s help, he couldn’t have finished his book.

D But for his wife’s help, he couldn’t finish his book.