Share Think 1 (A1) Units 7 and 8 Grammar Review
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It is Sunday. I _____ go to school today.
don't have to
In a library, you _____ be quiet. It is a rule.
have to
You _____ eat too much candy. It is bad for you.
shouldn't
You _____ smoke in the hospital. It is forbidden!
mustn't
I have an exam tomorrow. I _____ study tonight.
should
The bus is free for students. You _____ pay.
don't have to
At 9 PM last night, I _____ (watch) a movie.
was watching
While my mom was cooking, the cat _____ (eat) the fish.
ate
They _____ (play) football when it started to rain.
were playing
_____ I was walking to the park, I saw my teacher.
While
I was doing my homework _____ the lights went out.
when
We _____ (be) sleeping when the phone rang.
were
Is this correct? You shouldn't to run in the hall.
No (You shouldn't run)
Is this correct? I was eat dinner at 7 PM.
No (I was eating dinner)
I'm tired. What _____ I do?
should
You _____ (not/have to) wash the car. It's clean.
don't have to
