MODAL VERBS

I _______ finish the work before dinner, but I'm so hungry I can't wait any longer!

You ______ use your phone during the exam or the teacher will take it away from you.

You ______ call an ambulance if you think someone is having a heart attack.

If you don't feel well you______ go to school.

We _____ post this parcel before six o'clock or it won't arrive in time for Jane's birthday.

Most of us ______drink more water.

You look very sleepy. You _______ go to bed so late when you have to get up early the next day.

Doctors say that we ______ eat five pieces of fruit a day.

My dad _______ come home at lunchtime because there's a good restaurant near his office.