Must not and Need not

- must not - prohibition (it is not allowed)
- need not - option (it is not necessary)

Soccer Rules

Decide whether to use 'must not' or 'need not'.

1. The teams_______ have more than 11 players on the field during a match.
2. But there_______ even be 11 players playing for each team.
3. Players______ wear anything which might injure another player.
4. Players________ play the ball with their feet only.
5. Substituted players________ return to the game.
6. Players______ leave the game without the referee's permission.
7. Players_______ hold an opponent.
8. The referee__________ send a player off if he has committed foul play.
9. However, if a player is sent off during the game, he_________ be replaced.
10. A period_________ be over after exactly 45 minutes. 

 #Answerz

1.Must not
2.Need not
3.Must not
4.Need not
5.Must not
6.Must not
7.Must not
8.Must not
9.Need not
10.Must not