must and mustn't

You ___________ listen to your teachers.

• must

• mustn't

You _______________ shout at school.

• must

• mustn't

You _______________ drink a lot of water.

• must

• mustn't

You ______________ eat a lot of sweets.

• must

• mustn't

You _______________ forget your homework.

• must

• mustn't

You ____________ speak English.

• You must speak English.

• You mustn't speak English.

You ______________ wear a mask.

• You must wear a mask.

• You mustn't wear a mask.

You ______________ wash your hands.

• You must wash your hands.

• You mustn't wash your hands.

You _______________ listen to loud music.

• You must listen to loud music.

• You mustn't listen to loud music.

You ______________ brush your teeth.

• You must brush your teeth.

• You mustn't brush your teeth.