Hãy chuyển các câu sau thành câu phủ định và câu nghi vấn
1. They went to Nha Trang last month.
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2. He played table tennis with his father.
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3. Lan saw you in the park last week.
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4. We were in the countryside last summer.
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5. Mrs. Robinson bought a poster.
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6. Liz enjoyed her vacation in Da Lat last year.
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7. Her aunt gave her a new skirt.
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8. He was in our class two hours ago.
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9. They watched a good footballmatch on TV last night.
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10. Peter sent that letter to Marry yesterday morning.
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11. Jane’s mother bought a new car last month.
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12. We visited Halong Bay three years ago.
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13. They left for Hai Phong in 1999.
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14. They built a new school in my village ten month ago.
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15. I borrowed a lot of book in the library last weekend.
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