Blended learning is becoming more popular now than it was in the past.
Giải thích
Đáp án:
In the past, blended learning wasn't so / as popular as it is now / blended learning was less popular than it is now.
Hướng dẫn dịch:
Học kết hợp đang trở nên phổ biến hơn so với trước đây.