Question

1. Fill in the blanks with must or mustn't
a. You
cross the street when the traffic lights are red.
b. We
leave right now. We are going to be late for school.
c. Susan has got a very important exam tomorrow. She
watch TV.
d. The students
run in the corridors. They might fall.
e. You
go out without your coat. It is freezing outside.
f. We
protect the animals and the environment.
g. If you want to go to university, you study regularly.
h. We
obey the traffic rules. It is very important for our safety.
i. People
cut down trees if they don't want to increase global warming.
j. Students cheat in the exam.
k. People be polite to each other and shouldn't hurt each other's feelings.​

Answer 1

Respuesta:

a. You  mustn't cross the street when the traffic lights are red.

b. We  must leave right now. We are going to be late for school.

c. Susan has got a very important exam tomorrow. She  mustn't watch TV.

d. The students mustn't run in the corridors. They might fall.

e. You  mustn't go out without your coat. It is freezing outside.

f. We  must protect the animals and the environment.

g. If you want to go to university, you must study regularly.

h. We  must obey the traffic rules. It is very important for our safety.

i. People  mustn't cut down trees if they don't want to increase global warming.

j. Students mustn't  cheat in the exam.

k. People must be polite to each other and shouldn't hurt each other's feelings.​must be polite to each other and shouldn't hurt each other's feelings.​