may might could must + have

Tony has a job interview. He ___________ arrive on time. (OBLIGATION / NECESSITY)

• should

• has to

• could

At our company all employees ___________ wear name tags. (RULE/POLICY)

• may

• must

• might

We use this modal verb for obligation and neccessity

• can't

• should

• have to

We use this modal verb to express that something is not permitted

• must not

• might not

• should not

We can give advices with this modal verb...

• may

• should

• must

• have to

I received a good evaluation, so I ___________ get a raise. (POSSIBILITY)

• must

• have to

• might

If you have a hedache you ___________ rest and drink water. (ADVICE)

• should

• must

• have to

I have done a mistake in the reports. They were important. I ___________ lose my job :( (POSSIBILITY)

• have to

• can't

• might / may

We ___________ make personal phone calls at work. It is not permitted.

• must

• can't

• don't have to

In the airport you ___________ carry a luggage over 25 kilograms. (NOT PERMITTED)

• mustn't

• have to

• should