a,A=(-2)+4+(-6)+8+....+(-2014)+2016 b,B=1+(-3)+5+(-2)+....+2013+(-2015) c,C=(-2015)+(-2014)+(-2013)+....-2015+2016 Tính các tổng sau

1/Finish the second sentence so that it has a similar meaning to the first one, beginning with the given words 1. My boyfriend is very short-tempered. => My boyfriend loses …………………………………………………. 2. You can use it as long as you like, and it won’t wear out. => No matter …………………………………………………. 3. If the work is finished by lunchtime you can go home. => Get ………………………………………………………. 4. How have you been getting on with your enquiries? => How much ……………………………………………….. 2/Complete the second sentence so that it has a similar meaning to the first one using the word in brackets. Do not change the given words in any ways (questions from 37 to 40). 1. I gave Ted the massage, but he already knew about it. (NEEDN’T) …………………………………………………………………………………… 2. The trains couldn’t run because of the snow. (PREVENTED) …………………………………………………………………………………….. 3. I didn’t arrived in time to see him. (ENOUGH) ……………………………………………………………………………………. 4. I’m sorry I was rude to you yesterday. (APOLOGIZE) …………………………………………………………………………………….

.Cho ΔABC vuông ở A. Trên tia đối của tia AC lấy điểm D sao cho AD = AC. a. Chứng minhBA là tia phân giác của cbd b.Trên tia đối của tia AB, lấy điểm M. Chứng minh ΔMBD = ΔMBC.

cho hình thang ABCD, AB song song BC có 2 đường chéo AC và BD cắt nhau tại O chứng minh rằng OAnhân OD=OB NHÂN OC giúp mình với ạ

Luận cứ của bài tiếng nói của văn nghệ, ai làm giúp mk với !

Cho ΔABC vuông tại A, D là trung điểm của AB. Kẻ DE vuông góc với BC (E ∈ BC).Tính độ dài AC,biết BE=7 cm, EC=25 cm Mong mọi người giúp em ạ,! mn ơi giúp em với bài này khó quá ,có ai làm được không ạ

Dàn ý : suy nghĩ về khổ 2 bài Đồng Chí

Giúp mình với mình sẽ vote 5 * cho bạn mình cảm ơn

Viết đoạn văn ngắn khoảng từ 10-12 câu tuyên truyền về cách phòng dịch covid 19 hiện nay. trong đoạn văn có sử dụng câu cầu khiến. Giúp mình với, sẽ cho các cậu face để cho voice nè~~

II. Choose the sentence which is closet in meaning to the sentence above. 16. He didn’t eat much although he was hungry A. He didn’t eat much in spite of being hungry. B. He didn’t eat much in spite of his being hungry. C. He didn’t eat much despite of his hunger. D. He didn’t eat much in spite of he was hungry 17. Although it got dark, they continued to work. A. Despite the darkness, they continued to work. B. In spite the darkness, they continued to work. C. Despite of the darkness, they continued to work. D. In spite of darking, they continued to work. 18. In spite of the noise, I kept on studying. A. Although it is noise, I kept on studying . B. Although it is noisy, I kept on studying . C. Although it was noisy, I kept on studying. D. Although it was noise, I kept on studying. 19. Despite his good English, he wasn’t chosen. A. Although his English good, he wasn’t chosen. B. Although his English was good, he wasn’t chosen. C. Although his English good, he was chosen. D. Although his good English, he wasn’t chosen. 20. Although Mary was sad, she managed to smile. A. Despite being sad, Mary managed to smile. B. Despite of being sad, Mary managed to smile. C. Despite being sad, she managed to smile. D. In spite being sad, Mary managed to smil