1. The city I would like to visit most is New York
3. In spite of her poor health, she works twelve hours a day
4. My grandfather who used to be an astronaut has been retired for ten years
5. Nam's family owns a workshop in Bat Trang
6. People believe that Phong Nha is the biggest cave in Viet Nam
7. If I study harder, I will pass the written examination
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