1 He is too lazy to get up early.

2 She isn't clever enough to do everything by herself.

3 Marry and jane are too slow to catch the bus.

4 It's too hot for the child to drink this milk.

5 It's too heavy to lift this weight.

6 It isn't large enough to push the piano through that door.

7 It isn't small enough to hang the picture on that wall.

8 It is too boring to watch this program.

Cấu trúc : S + be+ too +adj+ to do something

S + to be + adj + enough + (for somebody) + to + V

Ex1. Combine sentenses using the given words in the brackets.

1. He is lazy. He won't get up early. ( too..to)

=> He is too lazy to get up early.

2. She is clever. She can do everything by herself. ( enough)

=>She isn't clever enough to do everything by herself.

3. Marry and jane are very slow. They can't catch the bus.(too. to)

=>Marry and jane are too slow to catch the bus.

4. It's too hot.The child can't drink this milk. (too...to)

=> It's too hot for the child to drink this milk.

5.It's very heavy. We can't lift this weight. (too...to) 

=>It's too heavy to lift this weight.

6. It's large.They can push the piano through that door( enough)

=>It isn't large enough to push the piano through that door.

7.It's small. You can hang the picture on that wall. (enough)

=>It isn't small enough to hang the picture on that wall.

8. It's too boring. She can't watch this program. (too...to) 

=>It's too boring to watch this program.