Modal verbs of obligation, prohibition and advice.

Don’t talk in the library! It’s not permitted.

You ___________ talk in the library.

• shouldn´t

• mustn´t

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

You need to try and eat more fruit, if you can.

You ________ try and eat more fruit.

• should

• ought

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

It’s not allowed to take photos here.

You __________ take photos here.

• don´t have to

• mustn´t

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

It’s a good idea to see the doctor about your injured leg, I think.

I think you _____________see a doctor about your injured leg.

• have to

• ought to

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

Don’t let me forget to ring my grandma this evening.

I __________ ring my grandma this evening.

• must

• should

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

Dad’s a doctor, so he works at weekends. He has no choice.

Dad’s a doctor, so he ____ work at weekends.

• ought to

• has to

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

It’s not necessary to run. We’ve got time.

We _______ run.

• mustn´t

• don´t have to

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

I don’t think it’s a good idea to eat lots of chocolate before dinner.

You ____________ eat lots of chocolate before dinner.

• don´t have to

• shouldn´t

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

You _______drive fast here – there’s a speed limit!

• mustn´t

• shouldn´t

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B

There’s a good train service to the city, so we _______drive there.

• mustn´t

• don´t have to

Tags

CCSS.L.4.1C

CCSS.L.9-10.1B