giúp em với ạ và giải thích nữa (em đang cần) 42. At last the severe debate came to __ end. A. a B. an C. the D. no article 43. In an ___ world, there would be no poverty and disease A. expensive B. uninteresting C. apparent D. ideal 44. Is it OK if we meet at 9 o’clock? Is the time ___ for you? A. convenience B. convenient C. conveniently D. inconveniently 45. She was born and grown up in a picturesque fishing village in Ha long Bay. A. pretty B. dangerous C. poor D. wealthy 46. Will you go ___ a trip to London ____ the summer? A. for/ at B. on / in C. with / for D. in / during 47. She resumed her career as a tour guide after an interval of sixty years of taking care of her two sons A. continued B. ended C. protect D. persuade 48. New-born babies must be keep _____ A. warm B. warmly C. warmth D. warming 49. We intend to have a ___ around Europe but our mother prefers visiting Vietnam A. fourteen days trip B. fourteen day trip C. fourteen-day trip D. trip in fourteen days 50. __is a place where plants and trees are grown for scientific study. A. A pagoda B. A botanic garden C. A resort D. A pine forest 51. Pyramids are one of the world’s _______ A. wonders B. caves C. waterfalls D. cities 52. She is optimistic. She never complains __ her difficulty. A. on B. about C. for D. which 53. With your kind ___, I am going to see you tomorrow. A. permit B. permission C. permissive D. permissively 54. We like to sit in__ sun whenever we have __ time to go to the beach. A. a/ the B. no article/ a C. the / no article D. the / a 55. Children should be brought up under their parents’ ___ A. protect B. protective C. protector D. protection 56. Most of the Vietnamese people go to pagoda on the _______ of the New Year to pray for good luck, good health and happiness A. occasion B. kind C. excursion D. reason 57. __ is a short journey made by a group of people together for pleasure A. An adventure B. An exploration C. An excursion D. A voyage 58. Have you ever _ a night together by a campfire? A. made B. spent C. sent D. taken 59. I spoke slowly __ they could understand me thoroughly. A. so as B. so as to C. because D. so that 60. In 1955, __Hawaii was admitted to __ United States as the fiftieth A. no article / the B. the/ no article C. a / the D. the / an