`6`.That black car is cheaper than this red car

`\rightarrow` So sánh hơn : S1 + is / am / are + adj-er / more adj + than + S2

`7`.I wish I had had money

`\rightarrow` Mong ước Quá khứ : S + wish + S + had + V3 / PII

`8`.It is necessary for you to master English

`\rightarrow` It is ( not ) + adj ( for O ) + to do sth : Như thế nào để làm gì

`9`.The pagoda is in front of the Churchis

`\rightarrow` Thì HTĐ ( ĐT Tobe ) : S + is / am / are + adj / n

`\rightarrow` behind : đằng sau `><` in front of : đằng trước

`10`.A new house has never been built since 2015 , has it ?

`\rightarrow` BĐ `-` Thì HTHT : S + have / has + been + V3 / PII ( by O )

`\rightarrow` Tag-question : Do / Does / ... + S ?

`\text{# Kirigiri}`

6. =>That black car is cheaper than this red car. ( s² hơn)
7. => I wish I had had money ( Mong ước thời quá kh)
8. => It is necessary for you to master English/  strc: It is ( not) + adj + to do sth: như thế nào để làm gì hoặc không ( not).
9. => The pagoda is in front of the Churchis. / strc: học các từ chỉ địa điểm. ( behind >< in front of).

10. => A new house has never been built since 2015, has it ?