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In these sentences you have to choose either must, have to or both to express obligation. Then click the check button to see if you are right.

1. Remember what I told you. You ____ ride your bike at night without any lights.
mustn't
don't have to
both

2. Great! It's Saturday tomorrow. I ____ work so I can get up late.
mustn't
don't have to
both

3. I'm sorry. I can't come out tonight. I've got an exam tomorrow and I really ____ do some work.
must
have to
both

4. I had a really bad day yesterday. My car broke down and I ____ take the bus to work. I was an hour late.
must
had to
both

5. If you want to drive a car in England you ____ have a driving licence and insurance.
must
have to
both

6. It's very dangerous around here so you ____ go out by yourself at night.
mustn't
don't have to
both

7. I ____ cook yesterday because my friends invited me to dinner. It was very nice.
mustn't
didn't have to
both

8. If I want to go to university in England, what ____ do?
must I
do I have to
both

9. My car is still at the garage, so I have ____ take the train every day this week..
must
had to
both

10. If you arrive late you ____ be very quiet because the children will be asleep.
must
have to
both

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