số chia là:

(100-1) : 9 = 11

−123456789101112 + 123456789 = −123456665567323

we have lived in istanbul for 12 years

99 - 19 + 1 = 81

vậy từ 19 đến 99 có 81 số có hai chữ số

99 - 19 + 1 = 81

vậy từ 19 đến 99 có 81 số có hai chữ số

You Are So Bad

số mol của Zn là: n = m/M = 13/65 = 0,2 (mol)

a. khối lượng acid tham gia PỨ là: m = nM = 0,2 x 98 = 19,6 (g)

b. khối lượng muối ZnSO4 tạo thành là: m = nM = 0,2 x 161 = 32,2 (g)

c. thể tích khí H2 sau PỨ là: V = 24,79n = 24,79 x 0,2 = 4,958 (L)

Do you have a computer in your room?

My sister is interested in watching cartoons

35. Listen! Somebody is singing. 36. She is tired. She wants to go home now. 37. How often do you read a newspaper? 38. “Excuse me, but you are sitting in my place.” “Oh, I am sorry.” 39. “I am sorry, I do not understand. Please speak slowly.” 40. What time does she finish work every day? 41. He does not usually drive to work. He usually walks. 43. Mozart played the piano when he was three. 44. Many people prefer flying to going by sea. 45. My mother went to the supermarket yesterday evening, but she did not buy anything. 46. He moved to Paris in 1917 and spent 6 years in Paris. 47. Teenagers like listening to the latest pop music. 48. What are you doing tomorrow morning? 49. Children shouldn’t drink coffee. It is not good for their health. 50. My family watches TV every night. But now we are listening to pop music. 51. Yesterday Nga's father started his new job. 52. I met her at the movie theater last night. 53. He goes to the English club every Sunday. But last Sunday he did not go there; he went to the City Museum. 54. My mother is making a dress now. 55. Two years ago, she taught at a village school. 56. We are traveling to Hue next week. 57. What did you do yesterday morning? 58. They usually have dinner at home, but they had dinner in a small restaurant yesterday evening. 59. The children were here ten minutes ago, but at the moment they are playing in the yard. 60. Could you show me the way to the bus stop? 61. Lan and Hoa are going to the post office now. 62. Liz needs some stamps and envelopes. 63. Hoa will mail this letter tomorrow. 64. I need to buy a phone card. 65. He phones his parents three or four times a week. 66. Nam wants to send this postcard to his penpal. 67. We would like to visit Ngoc Son Temple.