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Địa chí Đà Lạt

8. THỰC VẬT 8.1 Quần hệ thực vật rừng Thành phố Đà Lạt có 25.646ha đất lâm nghiệp. Theo quan điểm hệ sinh thái của GSTS Thái Văn Trừng, Đà…

1. Samuel started keeping a diary in 1997. → Samuel has ………………………………………………… 2. We started learning English five years ago. → We have ………………………………………………… 3. I began living in Ho Chi Minh City when I was 8. → I have ………………………………………………… 4. She has taught the children in this remote village for five months. → She started………………………………………………… 5. He has written to me since April. → The last time………………………………………………… 6. She hasn’t had a swim for five years. → She last ………………………………………………… 7. They last talked to each other two months ago. → They haven’t………………………………………………… 8. The last time she saw her elder sister was in 1999. → She hasn’t ………………………………………………… 9. She hasn’t written to me for years. → It’s years………………………………………………… 10. Robert and Catherine have been married for ten ỵears. → It’s ten years ………………………………………………… 11. It’s two weeks since they cleaned their room. → They………………………………………………… 12. It’s over six months since John had his hair cut. → John ………………………………………………… 13. How long is it since you rode a bicycle? → When ………………………………………………… 14. How long is it since he wrote to you? → When………………………………………………… 15. When did he last talk to you? → How long ………………………………………………… 16. When did you last telephone him? → Hong long ………………………………………………… 17. We have never eaten this kind of food before. → It’s the ………………………………………………… 18. This is the first time I have seen this film. → I have never………………………………………………… 19. This is the first time he went abroad. → He hasn’t ………………………………………………… 20. She started driving 1 month ago. → She has ………………………………………………… 21. We began eating when it started to rain. → We have ………………………………………………… 22. I last had my hair cut when I left her. → I haven’t ………………………………………………… 23. The last time she kissed me was 5 months ago. → She hasn’t………………………………………………… 24. It is a long time since we last met. → We haven’t………………………………………………… 25. When did you have it ? → How long………………………………………………… 26. This is the first time I had such a delicious meal . → I haven’t………………………………………………… 27. I haven’t seen him for 8 days. → The last………………………………………………… 28. I haven’t taken a bath since Monday. → It is………………………………………………… 29. It's 2 years since I had a future. → I have ………………………………………………… 30. It's 2 months since he earned any money. → He has ………………………………………………… 31. He last shaved the day before yesterday. → He hasn’t ………………………………………………… 32. I last drank champagne at my brother's wedding. → I haven’t ………………………………………………… 33. It's 2 years since I was last in Rome. → I haven’t………………………………………………… 34. I saw Tom last on his wedding day. 35. I last ate raw fish when I was in Japan. → I haven’t ………………………………………………… 36. It's years since Mary last spoke French. → Mary hasn’t………………………………………………… 37. It's ten weeks since since I last had a good night sleep. → I haven’t………………………………………………… 38. He last paid taxes in 1970. → He hasn’t………………………………………………… 39. I last ate meat 5 years ago. → I haven’t………………………………………………… 40. It's 3 months since since the windows were cleaned. → The windows haven’t ………………………………………………… 41. It's years since I took photographs. → I haven’t ………………………………………………… 42. I last watched TV on new year's day. → I haven’t ………………………………………………… 43. It's 3 months since he wrote to me. → He hasn’t ………………………………………………… 44. The last time I was aboard was in the summer of 1978. → I haven’t ………………………………………………… 45. It's ten years since that house was lived in. → That house ………………………………………………… 46. I haven't seen him for 2 months. → I last ………………………………………………… 47. I haven't been to a concert for over a year. → The last time ………………………………………………… 48. The last time I really enjoyed myself was your birthday party. → I haven’t ………………………………………………… 49. It;s nearly 20 years since my father saw his brother. → My father hasn’t…………………………………………………

1. Samuel has kept a diary since 1997. 2. We have learned English for five years. 3. I have lived in Ho Chi Minh city since I was 8. 4.…

IoT (Internet of Things) là gì?

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