20 strong enough to carry that heavy box.
21 isn't hot enough to boil the kettle.
22 wasn't warm enough for us to go swimming.
23 swims skillfully.
24 a very good English learner.
25 swims well.
26 a very fast runner.
27 more interesting than plays.
28 more difficult than English.
29 as intelligent as Jill is
30 to have a friend like you
31 to smoke 20 cigarettes a day, but now he doesn't smoke any more.
32 enough to lift that heavy table.