Câu thơ 'Nhưng mỗi năm mỗi vắng -Người thuê viết nay đâu?' nêu sửa lại thành 'Nhừng mỗi năm mỗi vắng.....'' thì giá trị biểu cảm của câu thơ có thay đổi không? giúp mình với

giúp mình với ạ . Toán lớp 7 Bài 1. Cho tam giác DEF cân tại D. Kẻ DH EF EF ⊥ ∈ (H ). a) Chứng minh ΔDHE DHF = Δ ; b) Chứng minh H!DE = H!DF; c) Kẻ HM DE M DE ⊥ ∈ ( ) và HN DF DF ⊥ ∈ (N ). Chứng minh HM HN

Giải hệ pt:{3(x+1)+2(x+2y)=4 {4(x+1)-(x+2y)=9

Giúp mình vs ạ,mìk cảm ơn nhiều😊

41. _______ they are brothers, they do not look like. A. Although B. Even C. Despite D. In spite of 42. We are concerned with the problem of energy resources _______ we must also think of our environment. A. despite B. though C. as though D. but 43. Our new neighbors are quite nice _______ they are sometimes talkative. A. despite B. in spite of the fact C. though D. as though 44. _______ of the difficulty, they managed to climb to the top of the mountain. A. In spite B. Despite C. But D. Although 45. In spite of his hard work, he could not finish the job. A. As hard as he work B. Despite he worked hard C. Though he worked hard D. Although hard work 46. Despite the fact that _______, we enjoyed our trip. A. the weather is bad B. it is a bad weather C. the bad weather D. the weather was bad 47. Tom went to work despite _______. A. that he did not feel very well B. of the fact not feeling well C. he did not feel very well D. not feeling very well 48. It was very cold _______ she did not put on her coat. A. in case B. but C. even if D. even though 49. John rarely sees Paul _______ they live in the same town. A. notwithstanding B. despite C. in spite of D. although 50. Even though it was raining heavily, the explorers decided to continue their journey. A. It rained so heavily that the explorers could not continue their journey. B. The explorers put off their journey due to the heavy rain. C. The heavy rain could not prevent the explorers from continuing their journey. D. If it had rained heavily, the explorers would not have continued their journey. 51. I did not answer the door even though I knew it was my friend. A. unless I knew it was my friend, I would not answer the door. B. I knew it was my friend, but I did not answer the door. C. Only when I answered the door did I knew it was my friend. D. I answered the door since I knew it was my friend. 52. Despite feeling cold, we kept walking. A. Although we felt cold, but we kept walking B. Although we felt cold, we kept walking C. However cold we felt, but we kept walking D. However we felt cold, we kept walking 53. The children laughed a lot because of the funny story. A. The children laughed because the story is funny. B. The children laughed because of the story funny C. The children laughed because it was funny. D. The children laughed because the story was funny 54. Although he took a taxi, Bill still arrived late for the concert. A. Bill arrived late for the concert because he takes a taxi. B. Bill arrived late for the concert because of the taxi. C. In spite of taking a taxi, Bill arrived late for the concert. D. Although Bill took a taxi he can’t come to the concert on time. 55. She was so busy that she couldn’t answer the phone. A. Because she was very busy, she couldn’t answer the phone. B. Because she was very busy, she could answer the phone. C. Although she was very busy, she couldn’t answer the phone. D. Although she was very busy, she could answer the phone. 56. No matter how hard I tried I couldn't open the door. A. Although I tried very hard, I couldn't open the door. B. Although I tried very hard, I could open the door. C. In spite of I tried very hard, I couldn't open the door. D. I couldn't open the door, even though trying very hard. 57. He is very rich, but he isn’t very happy. A. Although he is very rich, but he isn’t very happy. B. Although he is very rich, he isn’t very happy. C. Although he isn’t very rich, but he is very happy. D. Because he is very rich, but he isn’t very happy. 58. Despite the terrible noise, I kept on studying. A. In spite the terrible noise, I kept on studying. B. Although the terrible noise, I kept on studying. C. Because of the terrible noise, I kept on studying. D. Although it was terribly noisy, I kept on studying. 59. The flight was not delayed though it was foggy. A. The flight was not delayed because it was foggy. B. The flight was delayed although it was foggy. C. The flight was delayed though it was not foggy. D. The flight was not delayed in spite of the thick fog. 60. “We expected Larry to accept the job, but he didn’t.” is closest in meaning to “________”. A. Larry accepted the job even though we didn’t expect so. B. even though Larry was expected to accept the job, he didn’t. C. Although Larry was expected to accept the job but he didn’t. D. That Larry accepted the job was beyond our expectation.

(x+4)/5-x+4=x/3-(x-2)/2

Help mk 2 bài này với Thank you 😘😘😘

giúp mình nhanh nha 😊😊😊😊 ai làm đúng mình sẽ có thưởng nhe ❤❤❤

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