I DIDN’T KNOW THAT LAM HAD TO GET UP EARLY, SO I DIDN’T WAKE HIM. A....

Câu 37: I didn’t know that Lam had to get up early, so I didn’t wake him.

A. If I had known that Lam had to get up early, I would have woken him up.

B. If I know that Lam have to get up early, I will wake him up.

C. If I knew that Lam had to get up early, I would wake him up.

D. If I knew that Lam had to get up early, I would have woken him up.