Must or have to...!

Must or have to?

Tick the correct sentence in each pair.1 a I must to go to an interview tomorrow.
   b I have to go to an interview tomorrow.
2 a Fiona fractured her wrist and had to go to hospital last week. 
   b Fiona fractured her wrist and must go to hospital last week.

We use have to / must + infinitive to say it is 
necessary to do something:
I must go to the hairdresser.
I have to go to school.
Must is only used in the present. We use forms 
of have to for all other tenses:
The last train was at midnight, so he had to leave early. 
We've missed the bus so we'll have to walk.
We often use have to for rules or things that other people think are necessary:
I have to lose weight. (the doctor told me to)
We often use must when the sense of obligation comes from the speaker:
I must go to the doctor (I don't feel well) 
Complete the sentences with the correct form of must or have to. Use one word only.
1 If you want to go away next month, you'll …… have …… to start saving money.
2 I'm exhausted! I ………………  to work every weekend last month.
3 I haven't seen you for ages! We ……………… meet up soon.
4 I can't stand ……………… to wait in long queues at the bank.
5 Fire regulations say you ……………… leave the building immediately if you hear the fire alarm.
6 We ……………… to buy the ticket before we get on the train.
7 She's ……………… to cut down on her expenses since she lost her job last month.
8 We don't have a spare room, so you'll ……………… to share this one.

 

Answer Key:1.1: b
1.2: a
2.2: had
2.3: must
2.4: having
2.5: must
2.6: have
2.7: had
2.8: have