Bổ trợ Global success 11 Unit 2 - Grammar

The negative form of should is...

Complete the sentence:

My mother is a nurse and she often _____________ on Sundays.

• have to work

• must to work

• has to work

• have to work

Correct the underlined part:

When you visit the UK you should drive on the left.

• have

• have to

• must

• has

We ______________ hurry. We have a lot of time!

• don't have to

• do not have to

• haven't

• mustn't

The negative form of must is...

_______ you __________ wear a uniform at work?

• Have... to

• Do... have to

• Does... have to

• Does... has to

If you want to express the idea of an internal, personal obligation you use...

To express prohibition you use...

• shouldn't

• mustn't

• don't have to

I think people who live in small flats _________ dogs.

• don't should have

• shouldn't have

• don't have to have

• mustn't to

She's allergic to dairy products so she ____________ eat anything related to milk.

• shouldn't

• doesn't have to

• mustn't