study / two hours / a day
You should study two hours a day (Modal of Advice)
get / eight hours of sleep / every night
You should get eight hours of sleep every night. (Modals of Advice)
study / before your final exams, or else
You had better (more serious) / should study before your final exams
Don't play music in class (change to modal)
You shouldn't play music in class
Don't eat during the lesson (change to modal)
You shouldn't eat during the lesson.
wear / must / business attire / at the office
You must wear business attire at the office.
Don't run in the corridor (change to modal)
You musn't run in the corridor.
If you don't want your dessert you ________ eat it.
don't have to
Doctors _______ wear a mask when they are performing surgery.
Have to / must
She ____________ to attend this class if she doesn't want to.
doesn't have to
I _______ renew my driver's license before it expires.
have to / must
Kevin ________ to watch his little sister when his parents goes out.
Has to (necessity)
Luca couldn't go to the game because he _______ study.
had to (past neccesity)
When I worked in a Cuban restaurant, I would have eaten Cuban food every day. (find the error)
When I worked in a Cuban restaurant, I USED TO eat, Cuban food every day.
Where is the rest of the pizza? Who had to eat it? (find the error)
Where is the rest of the pizza? Who COULD HAVE EATEN it?
Layla couldn't go out last night because she ________ for her English exam.
had to
