Complete each sentence with the correct form of the verb in brackets.

9. When he was a student, he  (not, have) to wear a uniform.

10. Bell-bottoms were jeans that  (have) wider legs at the bottom.

11. In the 1970s, people  (think) bell-bottoms were cool.

12. Women and men often  (prefer) long hair in the 1960s.

13. In the 1980s, many women  (use) a lot of hair spray.