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nguyentruclinhtrungnhi
2 năm trước
Ankan X khi đốt cháy trong oxi thì thấy thể tích các khi và hơi sinh ra bằng thể tích các khí tham gia phản ứng (các thể tích đo ở cùng điều kiện). Công thức phân tử của X là
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1. “Shall I help you with the exercises?” he said. .................................................................................................................... 2. “Shall we give him a birthday cake?” he said. .................................................................................................................... 3. “Could I leave early on Friday?” he said. .................................................................................................................... 4. “Where shall we meet tonight?” she said. .................................................................................................................... 5. “Will you have a drink?” he said. Trung Tâm Ngoại Ngữ Amsterdam – Vì Một Khát Vọng Cống Hiến - 0982 473 845 ( Thầy Hải) - Page 12 .................................................................................................................... 6. “How far is it from here to college?” he said. .................................................................................................................... 7. “Do you often have breakfast at 6.30 a.m?” he said .................................................................................................................... 8. “Don’t swim too far, boys” she said. .................................................................................................................... 9. “Do come in and have a drink” he said. .................................................................................................................... 10. “Remember to wake me up” she said. .................................................................................................................... 11. “If I were you, I would learn English”, she said. .................................................................................................................... 12. “Why don’t we go camping this Sunday?” he said. .................................................................................................................... 13. “Would you like to come to my birthday party next Sunday?” she said ..................................................................................................................... 14. “Let’s have a talk on the new film”, he said. .................................................................................................................... 15. “ Shall I do the cleaning up for you?” he said. .................................................................................................................... 16. “What a clever boy!” she said. .................................................................................................................... 17. “How ugly!” he said. .................................................................................................................... 18. “Did you prepare your meal?” he said. “No” I said. .................................................................................................................... 19. “Happy birthday”, he said. ................................................................................................................... 20. “Take your seat”, he said. “thank”, I said. ....................................................................................................................

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