Global MCQ Practice
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Must ObligationSet 50

1Environmentalists musn't lose heart even when it seems like some people are ignoring them.
2He ..... finish his homework before playing games.
3Find a similar sentence:It is illegal for us to smoke here.
4It is essential to check in your luggage an hour before your flight.
5We ..... book a table for dinner, since the restaurant is always full.
6A bus driver ..... have a driver's license.
7Which of the following sentences correctly uses a modal verb for obligation? 'You ..... wear a seatbelt while driving.'
8We ..... walk on the grass. It's forbidden.
9People like this (18) ..... see a doctor immediately as it is important to get treatment quickly.
10Her English is very poor. She ..... study very hard.
11To satisfy the continuing education requirement, a non-resident licensee
12Choose the correct answer:must + .....
13Choose the correct modal: You ..... bring your passport. It's required.
14She ..... bring her ID to the exam.
15Look! Ahmad is in a lot of pain. We ..... call the emergency.
16They know they mustn't leave rubbish in the park.
17Modal verb used to express STRONG OBLIGATION (I am obliged to). Example: "We ..... wear uniform everyday. It's a rule":
18There is no more coffee. We ..... buy some more tomorrow. I need it!
19Pick out the modal verb which indicates obligations.
20You ..... submit your application by Friday.
21People who use public parks ..... clean up after themselves.
22You must be fit and strong. What is this?
23It's compulsory for you to call him and tell him the truth.
24You ..... drink that. It's chlorine.
25Fred ..... leave the building, he's in charge of the event.
26I ..... be at the meeting by 10:00. I will probably ..... take a taxi if I want to be on time.
27Modal verbs: You ..... be late! If you are late, you will have to pay in the pub!
28I ..... finish this essay today. It has to be handed in by tomorrow.
29Rewrite using must or mustn't: Choose the correct rewrite for "It is wrong of us to throw rubbish."
30We ..... go straight when the traffic light is red.
31You ..... feed the dog before you go to bed. Don't forget!
32If humans someday colonize Mars, what must they do?
33In Thailand, you ..... stop at a red traffic light.
34I ..... finish my project before going out.
35You ..... operate this machine after completing the safety training.
36He ..... take the medicine prescribed by the doctor.
37Passengers ..... fasten their seatbelts before the airplane takes off.
38Robin! What are you doing? No, no, no. You ..... play the sharp knife.
39Employees ..... be late for work without a valid reason.
40It's late. I ..... now.
41Choose must or mustn't:We ..... hit our friends.
42You ..... (must not/should not) smoke in the library.
43We ..... eat vegetables to stay healthy.
44You ..... follow the instructions carefully.
45I ..... work harder. I want to be successful.
46Tomiko and Celia ..... their presentation yesterday, but they said they needed more time.
47Du musst dir dieses Bild ansehen!
48The police officer told us:'It's not legal to make noise after midnight. You ..... with that party after that hour.'
49Complete the sentence:Eating is not permitted here. You ..... do it.
50You ..... arrive on time.
51I must hand in my notebook by tomorrow.
52When driving, you ..... not talk on a cell phone.
53To talk about OLBIGATION we use .....
54You ..... smoke inside. It's illegal.
55You ..... touch that cable. Look at the sign above.
56As an order: You ..... throw trash to the street.
57You ..... raise your hand to participate.
58You ..... not tease the animals in the zoo. It ..... be dangerous!
59Using 'mustn't' to express prohibition:When we want to talk about something that is not allowed, we use 'mustn't'. For example, 'We ..... forget to lock the door when we leave.'
60Passengers are not allowed to walk on the line.
61What phrase shows an obligation? "We ..... follow the rules at school."