Modal verbs

Police officers ... wear a uniform.

You ... drink and drive.

... I send my CV?

You ... for job adverts on the Internet.

Children... attend school at this age.

Bank clerks ... wear a uniform.

If you are ill you ... visit a doctor.

You ... know how to use a computer to work in bank.

You ... swtch off your mobile phone in class.

.... teachers drive a car?

You .... do your homework.

You ... be friendly.