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Thảo luận (1)Hướng dẫn giải(Trả lời bởi Nguyễn Quốc Đạt)
1. twenty-one
2. sixty-three
3. eighty-nine
4. thirty-four
5. forty-five
6. ninety-six
7. seventy-seven
8. one-hundred
Listen, point, and repeat.
