II. Complete each of the following sentences with “used to/ didn’t use to” using the verbs from the box. travel walk watch write swim buy climb play shop be travel walk watch write swim buy climb play shop be 1. In my childhood, there___________________ so many high building here. There were parks. 2. People___________________ with pen, but now they use computers. 3. My brother___________________football, but an injure stopped him from playing. 4. In my grandfather’s youth, people___________________by car. They rode horses. 5. I___________________to school, but two weeks ago I got a bike so now I ride it every day. 6. My sister___________________when we go to the beach because she was afraid of water. 7. Mr. Lam___________________television in the morning. He did it in the evening. 8. David was a good climber in his youth. He___________________very high mountains. 9. My parents___________________me expensive toys as we were not rich. 10. We___________________in the town market. We bought fish, fruit and vegetables Giải thích chi tiết