Rewrite these sentences in the positive, negative or question form

EXERCISE 2. REWRITE THESE SENTENCES IN THE POSITIVE (✓), NEGATIVE (x) OR QUESTION FORM (?)
 
----- Nội dung dịch tự động từ ảnh -----
7. Many people used to own cell phones 20 years ago. (?)
-->
8. We didn't use to enjoy that game show.
->
(✔)