Exercises 1 and 2, p. 127

It's after midnight. I think you _____ go home by Uber.

• can

• should

I'm sorry I'm late. I _____ to take my sister to the airport.

• should

• had to

I haven't seen Helen for ages. I _____ call her soon to catch up.

• can

• have to

You _____ come to the supermarket with me. I can go by myself.

• can't

• don't have to

I _____ go to school early tomorrow because it's just JIM.

• don't have to

• can't

You _____ eat so fast - it's bad for your digestion.

• shouldn't

• have to

Your father _____ park your car in front of that garage.

• don't have to

• can't

We _____ drive downtown. There's a very convenient bus.

• don't have to

• can't

My children _____ wear a school uniform.

• have to

• can

All arriving passengers _____ have their passports ready.

• must

• can