Read the sentences and do the task

Tick the sentences which are in the Past Simple tense:

• Sam worked at school.
• He didn't read books.
• Do you know the address?
• What are you doing?
• Yes, he did.
• Is he a student?
• He tried to sleep.
• She was a pretty girl.
• It is our house.
• It is snowing.
• Did you go to the beach?