A. Past simple tense with “used to”. (Quá khứ đơn với “used to”) 1. When Barbara was in Italy, she stayed with an Italian family. è Barbara used _______________________________________________________. 2. Mert never smoked at all when he was at the university but now he smokes ten cigarettes a day. è Mert didn’t _________________________________________________________. 3. When I was a young girl, chocolate was one of my favorites. è Chocolate used ______________________________________________________. 4. I don’t like travelling by train now. è I used _____________________________________________________________. 5. Mr. Michel grew tulips but he doesn’t any more. è Mr. Michel used _____________________________________________________. 6. I prefer listening to classical music now, although when I was young I couldn’t stand it. è I didn’t ____________________________________________________________. 7. I have just lost interest in my work. è I used _____________________________________________________________. 8. Dennis gave up playing football one year ago. è Dennis used ________________________________________________________. 9. There were many tree-lined streets in my hometown but now there is none of them. è There used _________________________________________________________. 10. Children didn’t play with high-tech devices at an early age but now they do. è Children didn’t ______________________________________________________.