S+ V + SO + ADJ/ADV + THAT + CLAUSE = S + V + SO + ADJ + A/AN + N + THAT + CLAUSE = S + V + SUCH + (A/AN) + ADJ + N + THAT + CLAUSE
She is so beautiful that many boys run after her. = She is so beautiful a girl that many boys run after her. = She is such a beautiful girl that many boys run after her.
Nếu danh từ trong mệnh đề "such... that" là danh từ số nhiều hoặc danh từ không đếm được thì ta không sử dụng "a/an" sau "such... that".
The water is so hot that I can't drink it. = It is such hot water that I can't drink it.
S + V + SO + MANY /MUCH + N + THAT + CLAUSE = S + V + SUCH + A LOT OF + N + THAT + CLAUSE
I have so much homework that I can't go out with you tonight. = I have such a lot of homework that I can't go out with you tonight.