MODAL VERBS: SHOULD - MUST- HAVE TO

People (a)   drink alcohol if they want to drive a car.

People (a)   wear a seatbelt while traveling by car

Most parents________ work at weekends and spend more time with their children

• have to

• don't have to

• must

You ___________ do your homework every day

• have to

• don't have to

• should

Mary __________ do the washing up today. her husband is doing it.

• don't have to

• have to

• must

We _______waste their time. they are extremely busy these days.

• should

• shouldn't

• have to

You ______ take medicine when you are not ill

• must

• musn't

• should

mum__________ cook lunch on saturdays because we go to restaurant

• have to

• doesn't have to

• must

people _________ cross when the light is red

• have to

• don't have to

• must

If you did something bad to anyone, you _____apologize

• must

• musn't

• should