Bạn hãy cho biết cách đánh giặc của ta trong cuộc khởi nghĩa Lam Sơn?

(-1+2-3+4-5+......-99+100) - (1-2+3-4+5-6+.....+99-100)

64. You (go) ...............................to school yesterday? 65. Tam (be)...................................... at home last night? – Yes, he (be). 66. Where he (go)........................................ yesterday? 67. I (be)......................................... sick last night. 68. Why you (not come ).............................. to class yesterday? 69. We (be) ................................in the library yesterday. 70. Hoa (buy) ...................................a lot of things for her birthday party. 71. What time you (leave) ........................................home for school yesterday?

Một vật khối lượng 2kg được thả rơi từ độ cao 45m so với mặt đất chọn mốc thế năng tại mặt đất lấy g = 10m/s^2 a) Tính động năng, thế năng và cơ năng tại vị trí thả vật. b) Ở độ cao nào vật động năng bằng 3 lần thế năng. c) Tính vận tốc của vật khi chạm đất.

chỉ em bài 25 ik ạ ai lm đc vote 5* và câu trà lời hay nhất

Các chuyên gia giúp em với ( 12+28 ) +.......= -6

Biết số Avogadro bằng 6,022.10^23 . Vậy số nguyên tử H có trong 1,8 gam H2O là bao nhiêu ? Giúp mk vs mk cần gấp lm mk hứa sẽ 5vote và cảm ơn ạ

Giúp mình làm bài 6789 cho 5 sao

But it / likely / we / still / have / put up / noise / overcrowding / bad air

1- I (be)....................................... a student 2 years ago. 2- He (be).................................. a doctor two years ago. 3- They (be)................................. farmers last year. 4- Lan and Ba (be)......................... nurses last year. 5- It (be not)............................ cold yesterday. 6- She (be not)........................ a pupil last week. 7- This hat (be not)......................... new yesterday. 8- My parents (be not)....................... teachers two years ago. 9- He (be not).......................... a mechanic last Monday. 10- (Be)................... he an engineer yesterday. No, he (be not)..................... 11- (Be)................. It hot last week? 12- The windows (be).................... open last Monday. 13- (Be)................. you a teacher two years ago? Yes, I (be)................. 14- Where (be).................... Nam from yesterday? 15- Why (be)............................ he unhappy last Tuesday? 16. I (remember)........................ your trip to Nha Trang two years ago. 17. Ba (wear)............................. the cap all day yesterday. 18. I (eat).......................... a lot of fish yesterday. 19. Her aunt (take)................................... her to see Cham Temple last year. 20. Tuan (have).............................. a new bike yesterday. 21. She (not buy).................................. a new ruler yesterday. 22. He (not talk)................................. with his parents about his vacation in Da Lat last year. 23. They (not come).................................. school yesterday? 24. The windows (not close)............................ yesterday? 25. We (not return)...................................... at home at 7 pm last Monday. 26. She (not eat)............................................. fish and crab yesterday. 27. Lan (not go)................................. Ho Chi Minh city two years ago. 28. My parents (not take)................................. to Vung Tau last week. 29. We (not have)...................................... a lot of friends in Ha Noi. 30. Lan and Hoa (be).................................... your school two years ago? 31. What they (play)............................... last week? 32. What Hoa (try)...................................................... on yesterday? 33. Who (talk).................................... to about the film on TV last Monday? 34. Where they (stop)..................................... on their way back last Sunday? 35. What the student (wear)...................................... at school two years ago? 36. Where you (put) ................................ the cake yesterday? 37. What time you (leave).................................. home for school yesterday? 38. What Ba (receive)................................. from Liz last week? 39. How long he (do)............................ this hat yesterday? 40. What time you (go)................................... to bed last night? 41. You (go)................................... to Dalat for last tet vacation/ 42. He (have)................................... a lot of friends in Ho Chi Minh city 3 years ago? 43. His uncle (take)............................. him to see Tri Nguyen aquarium last week? 44. Liz (buy)........................... a lot of souvenirs yesterday? 45. They (put)........................... the fish in the big bag last Sunday? 46. They (eat)............................meat in her meals in Vung Tau yesterday? 47. I(wear) the .........................cap with a dolphin om it yesterday/ 48. Liz (teach)................................. Ba some English last week/ 49. Bad and Tan (remember) .....................their trip to Nha Trang last month? 50. Nam (return) .............................to Ha Noi last week? 51. I (go)............................to Ben Thanh market last Monday 52. He (get)..............................up at 7 o’clock yesterday. 53. What time you (go) .....................to bed last night? 54. She ( not go)..................................to work last weekend. 55. Lan (meet).................................her at the party 3 years ago. 56. Last summer vacation, Mom (not buy).............................me a new buy? 57. When he (leave)............................... for work last week. 58. What you (do)................................. yesterday? 59. We (begin)....................................to learn English 3 years ago. 60. She (be).........................................an engineer last week. 61. Lan (be not)...................................at home yesterday. 62. He (wear) .....................................the shirt last week. 63. They (be ) ................................here yesterday.