Must, Mustn't, Have to, Don't have to, Should, Shouldn't

You __________ check in with the airline before you get on the airplane.

• mustn't
• shouldn't
• don't have to
• must
• should

You ___________ bring your passport to travel to another country.

• must
• have to
• should
• mustn't
• shouldn't

You ________ be an expert to use the basic functions of program. (musn’t, shouldn’t, don’t have to)

• must
• don't have to
• mustn't
• shouldn't
• should

We ________ talk to each other because it was an exam. (mustn’t, shouldn’t, weren’t allowed to)

• don't have to
• shouldn't
• mustn't
• must
• weren't allowed to

You ___________ bring a camera on your trip.

• must

• should

• mustn't

• shouldn't

We ________ go to the meeting. Why didn't you go? (must, had to, should)

• shouldn't
• mustn't
• should
• had to
• must

You __________ research the places you plan to visit.

• shouldn't
• must
• should
• have to
• don't have to

You ________ take any money. It wasn't necessary. (shouldn’t, didn’t have to, musn’t)

• must
• should
• didn't have to
• musn't
• shouldn't

You ________ tell her that you are sorry. (have to, should, must)

• must
• have to
• should
• mustn't
• don't have to

What are you doing? You ________ be here! (don’t have to, musn’t, shouldn’t)

• don't have to
• shouldn't
• should
• musn't
• must