18. Has the government made a decide to ban the use of chemical weapon yet ?

19. Please give me few sugar in my coffee. I prefer it sweet.

20. He has a great deal of books most of which are on science and technology.

21. Why have you decided to quit your job and continue your study ?

I’m tired for work as a secretary.

22. There are much kinds of books in my school library,but readers cannot borrow them.

23. In my opinion, a most beautiful place in Vietnam is DaLat.

24. The workers went on strikes because of they thought their wages were low.

25. Did you say that you will have a lot of things to do the following week ?

26. Despite she was in her middle age, she looked very graceful and charming.

27. We have been making prepare for our final exammination for two months .

28. The police is looking for the bank robbers who stole a large sum of money from the bank.

29. Tom told his child not make noise when she was working.

30. Unless there had been a heavy storm, the climbers will not have died.

31. Unless you work harder, you will be sack because of your laziness.

32. David did wanted to become a technical teacher.

33. Please tell us the reason when he left without saying goodbye.

34. Bill said;”Tom, does come and have dinner with us this evening “.

35.It has ever been told that teaching is one of the more noble careers.

36. The mother asked her son if he would have the floor clean the day before.

37. She is the most beautiful girl who I have ever met.

38. Peter wished that he has gone to the party last week.

39. The students had thought that the English test was very difficulty.

40. Before went abroad, he had finished his English course at the English- speaking Center.

41. She always avoids to meet her boss, because she is afraid of him.

42. Conservation is the safeguarding and preservation of nature resources.

43. Conservation is also concerned for the reclaiming of land by irrigating deserts.

44. I wanted joining the police, but I wasn’t tall enough.

45.Do most boys and girls give a great deal of thought to their future employ ?

46. John, along with twenty friends are planning a party.

47. The picture of the soldiers bring back many memories.

48.Women nowadays have more free to participate in social activities.

49. These snakes will not cause you any serious harm. They are harmful.

50. English spoken in almost every corner of the world.

51. If I could speak two languages last years, I would have got a good job.

52.People spend a lot of money in advertising every year.

53. Would you mind showing me how working the lift?

54. The child is too young to take good care in himself.

55. “ Happy new year “, whose is a very popular song, is being sung.

56. We will go to see the film Titanic if the weather is fine or not.

57. Some of my friends are good at English while other are good at Mathematics.

58. When she heard the news, she got so a shock that she dropped her glass.

59. Two weeks are plenty of time to finish the assignment.

60. If the goal keeper had playing better, they would not have lost the game.

61. If today is Sunday, we would have a lot of fun at the camping site.

62. Would you mind to check the figures again ?

63. We left the hall quietly so that not to disturb the chairman.

64. Who was the first man to reaching the Everest ?

65. They will help you whenever you will ask them.

66. Knew that he was poor, I offered to pay his fare.

67. I am only interesting in what he did.

68. New York is the largest city where I have ever visited.

69. He is the man whom passport was stolen in California.

70. Peter can play table tennis better more than I can.

71. Peter succeeded in his work because of he had worked hard..

72. Jim has failed the examination. He is the baddest in our class.

73. The mathematics test was too difficult for us to solve it.

74. You had better working harder because the examination is coming.

75. How length is the river ? About 200 kilometres..

76. Minh Hanh, who is one of the most famous fashion- designers in Vietnam, are preparing for a new show.

77. The U S, that is one of the most powerful countries, decided to declare a war to Iraq.

78. A motion picture provides us with both entertainment but also knowledge.

79. Make a film needs the collaboration of many individuals.

80. Among my favourite film stars is Tom Cruise and Charlie Chapin.

cần gấp nhé

sorry em mới học lớp 5

Tìm số nghịch đảo của: 

a ) 3 2 + 1 4 ; b ) 1 3 − 1 4 ; c ) − 1 2 . 7 9 ;

ở một mảnh đất hình vuông, người ta xây 1 cái bể cũng hình vuông. phần đất còn lại có diên tích là 2400 m 2 . biết tổng chu vi của mảnh đất và cái bể là 240m. tính diện tích mảnh đất và diện tích cái bể

Cho 1 bài cờ gồm 64 ô vuông. Đường chéo của mỗi ô vuông bằng 2cm. Người ta ném vào bàn cờ 150 viên bi thì có 21 viên bi bắn ra ngoài. Hỏi có hay không ba viên bi trên bàn cờ mà khoảng cách giữa hai viên bi tùy ý không lớn hơn 2cm?