Dad: Your school is big and new. What's this building?
Tom: It's our gym. We have PE classes here.
Dad: There was no gym in my time.
Tom: We got our new gym two years ago. Last year we got our new library. We can read books there.
Dad: How many classrooms are there in your school?
Tom: There are 45 classrooms in it. What about you?
Dad: There were 20 classrooms in my school.
Tom's school is big and 1.. This building is the 2. He has PE classes there. There 3. no gym in Dad's time. There was a new gym two years ago in Tom's school. There was a new 4. last year in Tom's school. He can 5. books there. There are 45 classrooms in Tom's school. But in Dad's school, there 6. 20 classrooms.