Modal verbs

Check through the different uses.
TYPE  | USE | MODAL VERB | EXAMPLES | NOTES |
1 | obligation | have to | María has to go to Rome. | Must expresses more urgency than have to. |
| | must |You must see a doctor. | |
| | | She had to see a doctor. | Use only have to in verb tenses apart from THE PRESENT SIMPLE |
2 | no obligation | don't have to | He doesn't have to go. | |
3 |prohibition | mustn't | You mustn't insult people. | |
4 | recommendation | should | You shouldn't eat so quickly. | |
| | ought to | You ought to phone your mother. | Ought to is not used inthe negative. |
Decide which type of modal goes with each sentence and then fill the gaps with have to, must, should or ought to. When you see NEGATIVE,  the modal verb must be in a negative form.| TYPE | |
1 | ____ | If you want to lose weight, you _____________ eat pasta, potatoes, white bread or white rice. NEGATIVE |
2 | ____ | It's alright. You _____________  come to Muriel'swedding if you don't want to. NEGATIVE |
3 | ____ | Stupid boy! You _____________ play with matches! NEGATIVE |
4 | ____ | I haven't heard from Eleonora for ages. Maybe I _____________ give her a ring.|
5 | ____ | You _____________ remember your passport. Otherwise they won't let you on the plane. |
6 | ____ | The weather forecast says this weekend will be fine.  We _____________  go on apicnic. |
7 | ____ | You _____________ go there on your own. It's extremely dangerous. NEGATIVE |
8 | ____ | You _____________  come if you don't feel like it. NEGATIVE |
9 | ____ | You_____________ take life so seriously. Relax a bit. NEGATIVE |
10 | ____ | Orange juice in cartons has no goodness in it at all. You _____________ make it yourself. |
11 | ____ | You _____________ drink anddrive. NEGATIVE |
1. Tomorrow's a holiday. We ________ get up early.
A don't have to
B have to
C mustn't
D should

2. It's not...