Respuesta :
1)I was a taxi driver.
2)He wasn't with us. He was at The shopping mall.
3)Those students weren't very friendly. They were unfriendly.
4)She wasn't at home. She was at the park.
5)"Were the pizzas cheap?" "Yes, they were."
6)"I wasn't very happy. " "I was! "
7)"Were your exams difficult?''
"No, they weren't."
8)"Was she your teacher?" "No, She wasn't."
9)Sam wasn't in class this week. He was on vacation.
10)"Was this question difficult to understand?" "No, it wasn't."