Have to or Mustn't

You _____ wear a tie if you want to go to that restaurant. It's one of their rules !

• must

• have to

• mustn't

• don't have to

You _____ speak too loud, the baby is sleeping.

• mustn't

• have to

• don't have to

• must

This room is a mess, I really _____ find time to clean it!

• don't have to

• have to

• must

• mustn't

You ______ do that Jane, I'll do it later, don't worry.

• have to

• don't have to

• must

• mustn't

You really _____ stop driving so fast or you'll have an accident !

• have to

• don't have to

• must

• mustn't

I really ______ remember to post that letter before five o'clock.

• don't have to

• have to

• mustn't

• must

She _____ leave early yesterday. She wasn't feeling great.

• has to

• don't have to

• had to

• must

"We __________ invite our new neighbours for dinner one day" said my husband.

• have to

• don't have to

• must

• mustn't

"I ____________ call my mother - it's her birthday today."

• don't have to

• must

• mustn't

• have to

I don't want anyone to know ; you _____ tell anyone.

• must

• mustn't

• have to

• don't have to