`1`.It's a rice-cooking contest

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

`\rightarrow` Tính từ ghép : Danh từ `-` V-ing

`2`.It is dangerous to put a knife into an electrical socket

`\rightarrow` It is ( not ) + adj ( for O ) + to do sth : Như thế nào để làm gì ( `2 - 4` )

`3 + 4`.It's very interesting to learn English

`5`.Would you mind if I took some photographs ?

`\rightarrow` Would you mind + if + S + Ved / V2 ? : Bạn có phiền ?

`6`.Two department stores have been built this year

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

`7`.He told me that he would go to Hue the following day

`\rightarrow` Câu tường thuật : S + said to / told + O + that + S + V ( lùi thì )

`\rightarrow` TLĐ `->` TLTQK : S + would + V

`8`.I have not seen him for three days

`\rightarrow` Thì HTHT ( PĐ ) : S + haven't / hasn't + V3 / PII

`\rightarrow` `DHNB` : for

`\text{# Kirigiri}`

1.It is a rice-cooking contest

2.is dangerous to put a knife into an electrical socket.

3It's very interesting to learn English.

5.Would you mind if I took some photos?

8 not seen him for 3 weeks