Write the correct past simple tense of “to be”

Ex 4. Write the correct past simple tense of “to be”.
1. Mom and Dad ___________ (not be) at home yesterday. They ___________ (be) at the hospital.
2. The weather ___________ (be) nice. It ___________ (not be) windy and rainy.
3. ___________ (be) he free all day yesterday?
4. When ___________ (be) you born?
5. He ___________ (not be) at school. He was at home.
6. Were you busy yesterday? Yes, I ___________ (be).
7. ___________ (be) it cold last night? No, it ___________ (not be). It was hot.
8. Where ___________ (be) they on Sunday? They ___________ (be) at the store.
9. ___________ (be) Nina and Sam strong this morning? No, they ___________ (not be).
10. ___________ (be) Sam ill last night? Yes, he ___________ (be).