Question

make 10 affirmative sentences in the simple past with be ( was-were) and change to negative form

Answer 1

1. I was a good student - I was not a good student. 
2. We were old friends - We were not  old friends. 
3. He was a student - He was not a student. 
4. The pencil was on the desk - The pencil was not on the desk. 
5. She was absent from class yesterday - She was not absent from class yesterday. 
6. The sky was clean - The sky was not clear. 
7. The child was in the garden - The child was not in the garden. 
8. It was a pleasant day - It was not a pleasant day.
9. She was sick yesterday - She was not sick yesterday.
10. He was a busunessman - He was not a businessman. 

Espero te sirva :)