GG4 - U2L2 - must or mustn't

We _________ raise our hands to speak.

• must

• musts

• mustn't

Children _________ sleep during the class.

• must

• mustn't

• musts

I _________ arrive late to the class.

• mustn't

• must

• musts

Students _________ play during the class.

• musts

• mustn't

• must

You __________ feed the animals at the zoo.

• musn't

• musts

• must

You __________ wear a school uniform at school.

• must

• musn't

• musts

You __________ do the homework.

• musn't

• must

• musted

You ________ to talk to strangers (người lạ).

• mustn’t

• must

• don't must

You __________open the door for strangers (người lạ).

• must

• mustn’t

• can't must

You ________ listen to your teacher.

• must

• mustn't

• do must