The weather is fine. Mary and her little brother can go to school.

1. • The weather is good enough for Mary and her little brother to go to school.

2. The sun is not warm. We can’t live on it.

   • The sun is not warm enough for us to live on it.

3. The water is quite warm. I can drink it.

   • The water is warm enough for me to drink.

4. The weather is so bad that we can’t go out.

   • The weather is too bad for us to go out.

5. The film was so boring 1 that we couldn’t go on seeing it.  

   • The film was too boring for us to continue watching.

6. He was so old that he couldn’t run fast.

   • He was too old to run fast.

7. You speak so fast that I can’t catch up with your words.

   • You speak too fast for me to understand. (or ...for me to catch up with your words.)

8. It is so early that we can’t go out.

   • It is too early for us to go out.

9. The film was very boring. We left before the end.

   • The film was too boring for us to watch until the end.

10. The water is so hot that I can’t drink it.

• The water is too hot for me to drink.