Bài 13. Đặt câu hỏi cho các cụm từ được gạch chân dưới đây
12. My father is a teacher.
………………………………………………………….11. He studies piano at the university.
13. My favorite musician is Trinh Cong Son.
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14. We take a holiday once a year.
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15. It takes four hours to get there.
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16. He earns a hundred pounds a week.
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17. This book is 30,000 dong.
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18. The car is expensive.
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