con đường cữu nước của Nguyễn Ái Quốc có đúng đắn không? giúp mik v

62. We ________ out before 10 p. m last night. A. go B. is going C. goes D. had gone 63. Lan ________ those flowers before 7 am last Monday. A. grew B. had grown C. grow D. grows 64. The thief ________ into my house before I came home. A. had broken B. breaks C. has broken D. break 65. He ________ in before I invited her. A. come B. was coming C. had come D. came 66. She ________ married before she studied in university. A. had got B. is getting C. has got D. got 67. I ________ decision before yesterday. A. makes B. made C. has made D. had made 68. Lan ________ before I slept the day before yesterday. A. cooked B. was cooking C. had cooked D. cook 69. I ________ ill before I came here. A. was B. had been C. have been D. were 70. He ________ before they came. A. win B. was winning C. won D. had won 71. He ________ the truth before they forced him. A. told B. is telling C. had told D. has told 72. He ________ my money before I hint it. Có giải thích nhé nhanh lên mí bn ơi

31. The car is old but reliable; so far it hasn’t let me _______. A. down B. up C. in D. through 32. There’s been no _______ the weather for nearly three days now. It’s rained non-stop. A. improvement of B. improvement for C. improving D. improvement in 33. The gun went _______ as he was cleaning it but luckily he wasn’t hurt. A. out B. off C. by D. over 34. When the alarm went off, Mick just turned _______ and went back to sleep. A. down B. up C. over D. out 35. I really like Joe’s dad but I don’t get _______ with his mother at all. A. on B. by C. out D. through 36. Young children often express their anger by having temper _______. A. attacks B. tantrums C. fits D. spells 37. He should have phoned the police. However angry he was, he shouldn’t have _______ the laws into his own hands. A. taken B. held C. had D. grasped 38. The assistant suggested _______ the next day when the manager would be there. A. we are coming back B. we came back C. we will come back D. to come back 39. Why don’t you both come _______ for dinner on Thursday? Kate and Bill are coming. A. round B. in C. through D. past 40. By cutting down trees we _______ the natural habitat of birds and animals. A. harm B. damage C. hurt D. injure

phân tích đa thức thành nhân tử b^2c+bc^2+ac^2-a^2-ab(a+b) x^2(x^2-6)-x^2+9 a(x-y)+bx-by +y(a-b)-2a+2b

Giúp em câu 35 và 36 zới ạ 😢😢😢😢😢😢😢

giúp mình với !!!!!!!!!!!!!!!!!!!!!

Cho tam giác ABC vuông tại A; có AB<AC.M là trung điểm BC.Gọi D là điểm đối xứng với A qua M,E là điểm đối xứng với A qua đường thẳng BC. a)Chứng minh AC=BD b)Tứ giác BCDE là hình gì? c)Gọi H là giao điểm AE và BC.Vẽ tia Ax song song Hd và cắt BC tại I.Chứng minh DI=EH

Tại sao phải uống nhiều nước tỏng mùa hè? nước cam có tác dụng gì

Cho tam giác ABC vuông tại A có AH là đg cao. Trên tia đối của Ac lấy E bất kì. Gọi K là hình chiếu của A trên BE, chứng minh

1. It was a ___ attack ( sudden ) 2. She is ___ nice ( pretty ) 3. How _____ he runs! ( slow ) 4. His advise is very ____ ( useful ) 5. The children behaved very ___ ( good )