Đáp án :

The water was so cold that the children couldn't swim in it.(enough)

`=>` The water wasn't warm enough for the children to swim in

Giải thích các bước giải :

* Cấu trúc "enough" :

         S + tobe + adj + enough + (for sb) + to Vinf ...... ( Với động từ tobe )

hoặc  S + V + adv + enough + (for sb) + to Vinf ........ ( Với động từ thường )

VD : She isn't tall enough to reach the top of the wardrobe

         She didn't do the test well enough to get 10 point

$#huymon$

The water was so cold that the children couldn't swim in it.(enough)

→The water wasn't warm enough for the children to swim in.

`Cấu` `trúc`:

`→`S+V+so+adjective+a+ singular count noun+that+S+V.

`→`S+V+such+a+adjective+singular count noun+that+S+V.

`→`S+tobe+too+adjective to+V.