Question

Fill in the gaps with must; mustn't; have to, don't have to / Fill in the gaps with must; mustn't; have to, don't have to / doesn't have to and the verbs visit, touch, go, buy, learn, be polite, walk. 1. I ... to my guests.2. You ... her books. She'll be very angry.3. You ... me a new bicycle. My old one is very good.4. You ... your granny. She'll be very happy to see you.5. I ... to the shop and buy a warm jacket.6. Mother ... the dog. We always do it.7. You ... this song by heart. Your teacher won't ask you to sing it.

Answer 1

Fill in the gaps with must; mustn't; have to, don't have to /Fill in the gaps with must; mustn't; have to, don't have to / 
doesn't have to and the verbs visit, touch, go, buy, learn, be polite, walk. 
1.    I  have to visit to my guests.
2.    You mustn't touch her books. She'll be very angry.
3.    You don't have to buy me a new bicycle. My old one is very good.
4.    You must be polite your granny. She'll be very happy to see you.
5.    I  have to go to the shop and buy a warm jacket.
6.    Mother have to walk the dog. We always do it.
7.    You haven't learn this song by heart. Your teacher won't ask you to sing it.

Answer 2

1. I must be polite to my guests. 2. You mustn't touch her books. She'll be very angry. 3. You don't have to buy me a new bicycle. My old one is very good. 4. You must visit your granny. She'll be very happy to see you. 5. I have to go to the shop and buy a warm jacket. 6. Mother must walk the dog. We always do it. 7. You must learn this song by heart. Your teacher won't ask you to sing it.