I. True or False. Tick the correct box.
True False
1. You must close the door before going out.
2. You mustn‟t do your homework.
3. You mustn‟t obey your parents.
4. You must go to school on time.
5. You must walk on the grass.
6. You mustn‟t shout at me.
7. You must brush your teeth before going to bed.
8. You mustn‟t eat fruit and vegetables.
II. Complete the sentences with must or mustn't.
1. You help your mother with the heavy box.
2. It‟s very cold. You go out.
3. You look after the house when your parents are awaff
4. You wash your face in the morning.
5. You take your umbrella because it‟s raining.
6. You drink that milk, it‟s very hot.
7. You make noise in the class.
8. It‟s dangerous, you touch that wire.
9. You be rude to your teacher.
10. In the class, you study hard.
III. Give the correct form of superlative.
1. This is a TALL building.
→ This is the building in London.
2. That was an EASY exercise.
→ That was the exercise of the test.
3. This is a COMFORTABLE armchair.
→ This is the armchair in this shop.
4. This is a BIG cheese burger.
→ This is the cheese burger of the McDonald‟s Company.
5. That was a very BAD conversation.
→ That was the conversation I have had.
6. That was a DIFFICULT exercise.
→ That was the exercise of the test.
7. He‟s got a GOOD pen.
→ He‟s got the pen of the class.
8. This is an INDIFFERENT pupil
→ This is the pupil of my class.
9. He is a FUNNY boy.
→ He is the boy in the world.
10. He is LESS young than the others.
→ He is the young student of my class.
Điền must hoặc mustn't cho phù hợp
1. It's late at night. You _________MUSN'T_ make so much noise.
2. We ________MUST__ be home by 9 o'clock. The film starts at 9:15.
3. I ______MUST____ finish this essay today. It has to be handed in by tomorrow.
4. Passengers _____MUSTN'T_____ talk to the driver while the bus is in motion.
5. This is a dangerous tour. Children ______MUST____ be accompained by an adult.
6. We ______MUST____ do more exercise to stay fit.
7. We ______MUSTN'T____ give up when we are so close.
8. This was a nice evening. We ______MUST____ meet again.
Điền must hoặc mustn't cho phù hợp
1. It's late at night. You ___mustn't_______ make so much noise.
2. We __must_ be home by 9 o'clock. The film starts at 9:15.
3. I __must___ finish this essay today. It has to be handed in by tomorrow.
4. Passengers ___mustn't__ talk to the driver while the bus is in motion.
5. This is a dangerous tour. Children ___must__ be accompained by an adult.
6. We __must___ do more exercise to stay fit.
7. We __mustn't__ give up when we are so close.
8. This was a nice evening. We ___must_______ meet again.