The coffee was not strong, so it didn’t keep us awake8/20The coffee was not strong, so it didn’t keep us awake.The coffee was not strong enough to keep us awake.The coffee was very strong, but it couldn’t keep us awake.We are kept awake because the coffee was strong.The coffee was so hot that it didn’t keep us awake.Giải thíchChọn đáp án A Giải thích : cấu trúc be adj enough to V: đủ cho ai làm gì