Suggestions and Obligations (Must and Should)

The obligation modal verbs is ...

• Mustn’t

• Must

• Should

• Should must

You _____ be rude to people.

• shouldn't

• should

• must

• can

You ____ take a shower every day.

• musn't

• can't

• must

• shouldn't

Ken sleeps on a futon, he ____ be Japanese.

• mustn't

• must

• can't

• should

The traffic is terrible. Geovanna is not here. She ______ be stuck in the traffic

• must

• might

• may

• should

I ____ have a good diet

• must

• can

• should

• may

We use should to...

• Give instructions

• Tell news

• Give advice

• Give ideas

I think you ____ wear your old shirt and jeans when you paint the house.

• should

• are able to

• mustn't

• shouldn't

You __________ fasten your seatbelt.

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

If you don't feel well, I think you __________ stay at home.

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