44 How about closing all the windows?

−- Gợi ý, đề xuất :

→→ Why don't we + V (bare) ? ~ How about + V-ing ?

45 Minh types better than Hieu does.

−- So sánh hơn - Trạng từ : S1 + V + adv-er / more adv + than + S2

46 We spend an hour running in the morning.

−- It + takes / took + time + to do sth 

→→ S + spend (s) / spent + time + doing sth

47 Nam plays more wonderful than Mr. Long.

−- So sánh hơn - Trạng từ : S1 + V + adv-er / more adv + than + S2

48 Mono is a more beautiful dancer than Son Tung.

−- So sánh hơn - Tính từ : S1 + be + adj-er / more adj + than + S2