1.The coffee is too hot for me to drink
->The coffee is so hot that I can't drink it.
2.The film was so boring that we could not enjoy it
->It was such a boring film that we could not enjoy it.
3.This Math exercise was too difficult for him to do
->This Math exercise was so difficult that he can't do it.
4.The weather was so hot that we can't go climbing
->It is such hot weather that we can't go climbing.
5.Jack is too lazy to make progress in his study
->Jack is not hard-working enough to make progress in his study.
6.The children are not old enough to go camping alone
->The children are too young to go camping alone.
7.She can't carry her luggage because she is weak
->She is not strong enough to carry her luggage.
8.The switch was too high for her to reach
-> She is not tall enough to reach the switch.
9.I can't swim in that water because it's so cold
->The water is not warm enough for me to swim in.