The document explains the concept of prohibition, defining it as the act of forbidding something. It provides various grammatical structures for expressing prohibition, such as 'must not' and 'prohibited to', and offers examples related to everyday situations. Additionally, it differentiates between prohibition and lack of necessity with expressions like 'does not have to'.

1. ENGLISH
for Grade 8

2. Expressing
Prohibition

3. Let’s Learn
about:
Expressing Prohibition
A R E Y O U R E A D Y ?

4. What is Prohibition?
Prohibition is the act of
forbidding something, or the
act of forbidding someone to
do something.

5. Subject + must not + infinitive …
We must wear proper shoes
to school. We must not
wear sandals.

6. Subject + to be + prohibited + to
infinitive …
We must throw the garbage
in the garbage bin. We must
not litter.
It is Prohibited to litter.

7. Do you know the meaning of that sign?
It means that we are forbidden to smoke
in this area.
Subject + to be + forbidden + to infinitive
…

8. EXPRESSIONS OF PROHIBITION
We must
not smoke.
MUST NOT
We are
prohibited
to smoke.
We are
forbidden to
smoke.
PROHIBITED TO FORBIDDEN TO

9. OTHER EXPRESSIONS OF PROHIBITION
We are not
allowed to
smoke.
NOT ALLOWED
TO
We are not
permitted
to smoke.
NOT PERMITTED
TO

10. The refrigerator is full of food.
She does not have to go shopping.
Subject + does not have + to infinitive
…
(He/She)

11. Subject + do not have + to
infinitive …
(They/we/I/you)
Today is very bright.
You do not have to wear a rain coat to
school.

12. must not Vs do/does not have to
Prohibition
Must not
Do/does not
need to
Do/does not have
to

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