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3. He is not old enough to go to sleep on his own.
We are lucky enough to be successful
in the first attempt.
2. Is he old enough to learn (about)
manners?
3. Is the giraffe too tall to go through the
door?
4. You speak too fast for us to understand.
5. The fire is too dangerous for you to
play with.
Unit 5 Public signs
There are a lot of signs here.
They mean different things .
No smoking
No touching
No eating or
drinking
No littering
No parking
Danger!
Keep off
the grass!
Be quiet
What does this sign mean?
It means …
bright
pictures
way
places
safe