1) We went to bed early because we were very tired.

->We were so tired that we went to bed early

2) The lesson is very difficult. We can’t understand it.

->It is such a difficult lesson that we can't understand it.

3) The car is so old that he doesn’t want to drive it.

->It is such an old car that he doesn't want to drive it.

5) The film was so interesting that we couldn’t miss it.

-> It was such an interesting film that we couldn't miss it.

6) David has too many girlfriends. He can’t remember all of their names

->David has so many girlfriends that he can't remember all of their names.

Cấu trúc:

So:

• S + be + so + adj + that + S ​+ V

Such:

• S + V + such + (a/an) + adj + N + that + S + V

(Đây chỉ là những cấu trúc cơ bản của "so" và "such" thôi nhé)