25. Quang Hai is a good soccer player. (well là trạng từ của good)

26. He is a member of his school theater group. (take part in: tham gia)

27. The workers have less vacations than the teachers. (more trái nghĩa với less)

28. We have a trip in the last three days. (in the last three days = that last three days)

`25` Quang Hai is a good soccer player 

`=>` S + V ( s - es ) + N + adv

`=` S + is / are / am + ( a/ an ) + adj + N 

`26` He is a competitor of his school theater group 

`=>` S + take part in + something 

`=` S + be + a / an + competitor + of + something  

`27` The workers have fewer vacations than the teachers 

`=>` Câu so sánh hơn : S1 + have + fewer( vacations là danh từ đếm được số nhiều ) + N ( s - es ) + than + S2 

`28` We have a three - day trip 

`=>` Danh từ ghép nên không có s 

`-` Tạm dịch : Chúng tôi có chuyến đi `3` ngày