61. Jill didn’t afford _____ a car. A. buy B. to buy C. buying D. bought 62. They had a boy ______ that yesterday. A. done B. to do C. did D. do 63. We get our mail ______ yesterday. A. been delivered B. delivered C. delivering D. to deliver 64. We’ve got a new computer in our office. I haven’t learnt how ______ it yet. A. to operate B. operating C. operate D. be operated 65. We were all too afraid to speak. Nobody dared ______ anything. A. saying B. being said C. says D. to say 66. Tom hopes _______ a solution soon. A. to be found B. finds C. to find D. finding 67. You must ______ a lot of people here. A. to know B. knowing C. know D. known 68. This involves having a good memory and ______ hard. A. work B. to work C. worked D. working 69. They claimed ______ the problem. A. have solved B. solve C. solving D. to have solved 70. I’ve been invited to the party but I don’t know ______ or not. A. whether I should to go B. whether go C. whether going D. whether I should go 71. Health experts advise ______ breakfast. A. us not skipped B. us not skipping C. us not to skip D. us not skip 72. I would rather ______ this job. A. not taken B. not take C. not to take D. not taking 73. I spent some time ______ around the shops in Elizabeth street yesterday. A. looked B. be looking C. look D. looking 74. She will probably offer ____the stereo for you . A. to repair B. to be repairing C. repair D. repairing 75. She always proves _______ a true friend. A. be B. being C. to been D. to be Mn lại tiếp tục làm nhanh hộ em với ạ

1. Iceland is considered the most country in the world. (PEACE) 2. A lifestyle has its advantages and disadvantages. (NOMAD) 3.My brother has been a stamp for several years. (COLLECT) 4.It is a/ an place to hold a picnic because it is too far from the road. (CONVENIENCE) 5.Drinking water in some areas may be . (SAFE) 6.During my stay in the village, I was with several local farmers. (FRIEND) 7.Encouraging children to eat and drink is very important. (HEATH) 8.Local people in the village often wear their costumer during the festivals. (TRADITION) 9.Please give to that charity to help the homeless after the flood. (GENEROUS) 10.The baby slept very because the bed was really comfortable. (SOUND) 11. People in my country are very open and ______. I like to go there when I have free time. (FRIEND) 12.Some of my ______ live in the countryside (RELATE) 13. Some people say that the country is more _____ for the people who are retired. (SUIT) 14. Entertainment is difficult to find in the country, _____ in the evening. (PARTICULAR) 15.Natural disasters can ______ destroy a harvest and leave the farmers with little or no money until the following year. (EASY) 16. The pollution in our city is much _____________ than it used to be. (BAD) 17. These trousers are too wide. Do you have any that are _____________? (NARROW) 18. My mother always gets up _____________ than everybody else in the house. (EARLY) 19. Max finished the homework _____________ than anyone else in the class. (FAST) 20. Get rid of the sorrow! You will do it ___________ next time. (GOOD)

Cho 2 góc kề bù xot và yot trong đó góc xot=50độ trên nửa mặt phẳng bờ xy có chứa tia ot ta vẽ tia oz sao cho góc xoz =80 độ tia ot có là tia phân giác của góc xoz không ?Vì sao?

Giải giúp em nhưng bài tập này ạ

31. Jim is 65, but he isn’t going to retired yet. He wants to carry on _____. A. to work B. work C. works D. working 32. Hello! Fancy _____ you here! What a surprise! A. to see B. seeing C. seen D. see 33. I’ve put off _____ the letters so many times. I really must do it today. A. write B. to write C. written D. writing 34. What a stupid thing to do! Can you imagine anybody _____. A. being B. be C. to be D. were 35. Sarah gave up ______ to find a job in this country and decided to go abroad. A. apply B. to apply C. applying D. application 36. Suddenly he stopped the car in order ______. A. smoke B. to smoke C. smoking D. has smoked 37. I can’t bear ______this dirty room. A. seeing B. to see C. seen D. saw 38. Have you considered _____ to live in another country? A. going B. to go C. gone D. goes 39. Cathy suggested _____ to the cinema. A. went B. not to go C. not go D. going 40. They caused her _____ a lot. A. cried B. crying C. to cry D. cry 41. Paula quit _____ alcohol three years ago. A. to drink B. drank C. being drunk D. drinking 42. We must do something. We can’t go on _____ like this. A. to live B. living C. life D. live 43. My mother rarely allows me _____ things for myself. A. to buy B. bought C. buy D. buying 44. She admitted _____ the money. A. to steal B. steals C. steal D. having stolen 45. It was late, so we decided ______ a taxi home. A. to take B. taken C. taking D. was taken 46. Simon was in a difficult situation, so I agreed _______ him some money. A. lend B. lending C. to lend D. lender 47. How old were you when you learnt ______ ? A. how to drive B. how driving C. how drive D. how drivers 48. I waved to Karen but I failed ____her attention. A. to be attracted B. to attract C. attracting D. attracted 49. We decided ______ because of the bad weather. A. not going out B. not to go out C. not go out D. not gone 50. She always encouraged her son _____ . A. to jog B. jogged C. is jogging D. jogging 51. They seem _____ plenty of money. A. are having B. to have C. having D. had 52. I like Simon, but I think he tends ___too much. A. to talk B. talking C. talk D. is talking 53. Ann pretended ______ me as he passed me in the street. A. not seeing B. not to seen C. not see D. not to see 54. I happened ______ that news from a magazine. A. known B. to be known C. to know D. know 55. He has been on a diet to _____weight. A. have lost B. having lost C. to have lost D. lose 56. I don’t know whether ______ for the job or not. A. to applying B. apply C. to apply D. applied 57. Do you understand _______? A. what done B. what doing C. what to do D. what do 58. Can somebody show me ______ the film in this cinema? A. how to changed B. how change C. how changing D. how to change 59. Don’t forget _____ the letter I gave you. A. to post B. posting C. post D. posted 60. There was a lot of traffic, but we managed _____ to the airport in time. A. are gone B. going C. to go D. to be going Mn giải hộ em với ạ gấp lém

Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions. 20. I suggested that he must come on time for the interview. A B C D

giúp em câu này với ạ , em cảm ơn

Tính = cách thuận tiện A) 4,86 × 0,25 ×40 B)6,498×825,87+6,498×174,13 C) 0,8 ×96+1,6×2 D) 96,28×3,527+3,527×3,72 E) 8×4×125×25

Nghiệm của phương trình $cosx = \frac{\sqrt{3}}{2}$ là: $A, x = ± \dfrac{2\pi}{3} + k2\pi ; k ∈ Z$ $B, x = ± \dfrac{5\pi}{6} + k\pi ; k ∈ Z$ $C, x = ± \dfrac{\pi}{3} + k\pi ; k ∈ Z$ $D, x = ± \dfrac{5\pi}{6} + k2\pi ; k ∈ Z$

Mng làm cho mik từ câu 22< 32 nha xem ở lưu ý ở phần bình luận nha mng