`3.` I have never seen that kind of house before.

`->` This is the first time I have seen that kind of house before.

This is the first time + S + have/has + P2: Lần đầu làm gì

`=>` S +have/has + never + P2 + before

`=>` S+ have/has not + P2 + before

`#Artisu`

3. They have never seen that kind of house before.
--> This is the first time I have seen that kind of house before.

Cấu trúc: S +have/has + never + P2 + before

            -->This is the first time + S + have/has + P2

                                         Bạn tham khảo nha

                                      Chúc bn học tốt

#thuongmai

          Cho mk xin ctlhn nha