Tìm các số nguyên `x, y` để `x^2+x=3^2020y+1`

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1. “ Why don’t you put better lock on the door, Barbara”? said John => John suggested…………………………………………………………………………………….. 2. Although his both legs were broken in the crash, he managed to get out of the car before it exploded. => Despite his………………………………………………………………………………………….. 3. I haven’t eaten this kind of food before. => This is the first……………………………………………………………………………….. 4. The architect has drawn plans for an extension to the house. => Plans………………………………………………………………………………………………… 5. It isn’t necessary for you to finish by Saturday => You…………………………………………………………………………………………………… 6. “ How many survivors are there?”, asked the journalist. => The journalist wanted to know……………………………………………………………… 7. It was such rotten meat that it had to be thrown away. => The meat was……………………………………………………….. 8. It is essential that Professor Van Helsing is met at the airport. => Professor Van Helsing…………………………………………………………………….. 9. You can’t visit the USA unless you have a visa. => If you……………………………………………………….. 10. “ Can I borrow your typewriter, Janet”? asked Peter. => Peter asked if…………………………………………………………….. 11. She started working as a secretary five years ago. => She has…………………………………………………………………… 12. She knows a lot more about it than I do. => I don’t know……………………………………………………………………. 13. My French friend finds driving on the left difficult. => My French friend isn’t…………………………………………………………………. 14. They think the owner of the house is abroad. => The owner…………………………………………………………………………. 15. We didn’t go on holiday because we did not have enough money. => If we……………………………………………………………………………………. 16. The children couldn’t go swimming because the sea was rough. => The sea was too………………………………………………………………………. 17. The mechanic serviced my car last week. => I……………………………………………………………………………….. 18. I’m always nervous when I travel by air. => Traveling………………………………………………………………………………………….. 19. He couldn’t afford to buy the car. => The car…………………………………………………………………………………………….. 20. “Why don’t you put your luggage under the seat?” he asked. => He suggested……………………………….. 21. Although he had a good salary, he was unhappy in his job. => In spite of……………………………………………………………………………….. 22. I’m sorry I missed your birthday party. => I wish……………………. 23. They haven’t cleaned the streets this week. => The streets……………. 24. Apples are usually cheaper than oranges. => Apple are not………………. 25. I advice you to put your money in the bank. => You’d…………………… 26. That restaurant is so dirty that no one wants to eat there. => It is such………………………………….. 27. I’ll pick the children up if you like. => Would you………………………………. 28. He objected to the fact that his secretary came to work late. => He was annoyed…………………………. 29. Tom is the most industrious pupil. => No other pupil…………….. 30. She isn’t accustomed to life in London => She’s not used to………………….. 31. “Don’t forget to phone the office,” she told him. => She reminded………………. 32. I’m afraid I haven’t got time to listen to you. => I wish……………………. 33. The police has just released John. => John……………………………………………………………………………………………. 34. I couldn’t hear them because they were speaking too softly. => They were speaking……… 35. We spent 5 hours getting to London. => It took…….. 36. I get to work in 20 minutes. => It ……………… 37. It is necessary that this work be finished by Monday. => This work…….. 38. It’s a pity I didn’t take my doctor’s advice. => I wish…………… 39. The bread is so tale we can’t eat it. => The bread isn’t………. 40. Who does this bag belong to? => Whose…….. 41. My boyfriend is very short-tempered. => My boyfriend loses………. 42. You can use it as long as you like, and it won’t wear out. => No matter…….. ……………………………………………………………………………….. 43. If the work is finished by lunchtime you can go home. => Get……………………………………………………………………………………….. 44. How have you been getting on with your enquiries? => How much………… 45. I gave Ted the massage, but he already knew about it. => I needn’t……… 46. The trains couldn’t run because of the snow. => The snow……………………………………………………………… 47. I didn’t arrived in time to see him. => I wasn’t early…………………………………………………………. 48. I’m sorry I was rude to you yesterday. => I apologize…………………………………………………………….. 49. She didn’t hurry, so she missed the train. => If………………………………………………………………………. 50. Barbara is the best tennis-player in the club. => No one…………………………………………………………………