`41.` Mai is the most intelligent in my class

`-` Cấu trúc SSN tính từ dài: S + be + the most + adj 

`42.` He cooks well 

`-` Cấu trúc: S + V(s/es) + O

`-` V + adv

`43.` Let's have a cup of coffee after class

`-` Cấu trúc: Let's + V..: hãy làm gì

`44.` It's so warm that children can walk outside 

`-` Cấu trúc: S + be + so + adj + that + S + V..: quá .. đến nỗi

`45.` Are there over six hundred students in your school

`-` Cấu trúc: There are + N số nhiều

`II.`

`46.` He's English

`=>` Thông tin: I come from England and I'm English

`47.` They are going to have a trip to Vietnam

`=>` Thông tin: Next summer, my friends and I are going to have a trip to Vietnam

`48.` They are going to stay there for 3 years

`=>` Thông tin: First, we are going to Ho Chi Minh city by plane and we are going to stay there for 3 days

`49.` No, they aren't

`=>` Thông tin: First, we are going to Ho Chi Minh city by plane ..... Finally, we are going to Ha Noi

`50.` They are going to travel to Vietnam by plane 

`=>` Thông tin: First, we are going to Ho Chi Minh city by plane