It takes eight years. -
There are thirty teachers in my school. -
I know five languages. -
Thirteen is an unlucky number. -
Each lesson lasts forty minutes. -
It costs four million dollars -
We need two days. -
I have thirty minutes. -
The flight takes forty-five minutes. -
You can walk there in ten minutes. -
I am back in five minutes. -
We come back in two hours. -
She's ten years younger than me. -
My friend is twenty years old. -
There is no platform nine and three-quarters. -
It's twenty minutes to five. -
I live here for seven years. -
It's ten million miles. -
It's twenty five miles. -
The book has two parts. -