EXERCISE ONE Fill the gaps with HAVE TO/DONT HAVE TO/HAS TO/DOESNT HAVE TO

1-Mary can't go to the cinema. She..... look after her sister tonight.
2-My parents can't go to Italy. They .........work this summer.
3-My friends..... get up early tomorrow because it's Sunday.
4-Caroline ........clean her car today because it's raining.
5-Children. .... work. First they have to go to school.
6-Sorry, I can't come tomorrow. I .......go to the doctor's.
7-Peter .........read a lot of books because he's studying literature.
8- That woman........ carry all those bags. Her husband can help her.
9-You....... get up early tomorrow if you want to be there at seven.
10-My father is an import-export manager. He....... travel a lot.
11-You. ..... do the ironing. I'll do it for you. I love ironing.
12-Teresa can't see very well so so she .........wear glasses.