Exercise 1.

Complete the following sentences with have/has to or don’t doesn’t have to:

James is a smart guy, he_____________________ (study) a lot!
Lorenz and Susan live in a really old house, they ____________ (buy) a new one.
Do you really __________ (speak) so fast? I_______ (write down) every single word!
No, you__________________ (write down) every word I say, just the most important ideas!
Oh, look at the time I_____________(run) or a I’ll lose the train!
You___________________(run), the train is going to be delayed.
She has a wonderful hair but she __________________ (wash) it every day.
We can share a taxi if you want to. You ______________ (walk) home.

he doesn’t have to study a lot!

they have to buy a new one.

Do you really have to speak so fast? I have to write down every single word!

No, you don't have to write down every word I say...

I have to run or I’ll miss the train!

You don't have to run.

She has to wash it every day.

You don't have to walk home.