1 You are very young. You can't have a front-door key.

You are too young to have a front - door key.
2 It is very cold. We can't bathe.

It is so cold that we can't bathe.
3 The film was very boring . Nonody wanted to see it. 

It was such an interesting film that nobody wanted to see it.
4 I am rather old. I can't wear that kind of hat.

I am not old enough to wear that kind of hat.
5 The ladder wasn't very long. It didn't reach the window.

The ladder wasn't strong enough to reach the window.

6 He hadn't much money. He couldn't live on it.

He hadn't enough money to live on.
7 He was furious. He couldn't speak.

He was so furious that he couldn't speak.
8 The fire isn't very hot. It won't boil a kettle.

The fire isn't hot enough to boild a kettle.
9 Tom was very foolish. He told lies to the police.

Tom was such a foolish boy that he told lies to the police.
10 You are quite thin. You could slip between the bars.

1. You are too young to have a front-door key.

2. It is to cold cold for us to bathe.

3. Would you be kind enough to answer this letter by return?

4. I am too old to wear that kind of hat.

5. The ladder wasn't long enough to reach the window.

6. He hadn't enough money for him to live on it. (Omit it.)

7. He was too furious to speak.

8. The fire isn't hot enough to boil a kettle.

9. Tom was foolish enough to tell lies to the police.

10. You are thin enough to slip between the bars.