Bác Nam uốn một sợi dây thép thành một hinh chữ nhật có diện tích là 768cm^2. Tính độ dài sợi dây thép đó, biết rằng tổng độ dài hai cạnh hình chữ nhật gấp hiệu độ dài hai cạnh đó 7 lần. Làm giúp bài 3 vớiiiiiiii ú hu hu hu hu~~~~~

Grade 1 spelling practice exercise is a document that includes 4 small articles on grade 1 spelling practice, helping grade 1 children practice listening, spelling as well as word practice skills. more practice. This is a reserve of reference materials for parents, as well as professors' graduate students, to help their children's learning be more effective. Please refer to the detailed content.dịch hộ em

.Phát âm(chữ phát âm là chữ cái in hoa ) 1.A.Exciting B.Excellent C.Experience D.Expensive 2.A.pOttery B.cOllect C.melOdy D.mOnopoly 3.A.hEArd B.bIrd C.wOrld D.pictUre .chia ĐT trong ngoặc 1.In my country ,it(not rain) much in winter. 2.You ought (not/go) out to late. 3.Did you use(walk) to school when you were small? .Sắp xếp 1.it/boring/because/finds/time/models/Jim/takes/lots of/making/. 2.you/up/Will/ice-skating/future/in/take/the/? .Viết lại câu 1.What is your hobby? =What hobby................................? 2.We all find painting interesting because it's a creative activity. =We all think.................................................. 3.It isn't necessary to finish the work today =............................................................ (Nếu có thể thì dịch ra hộ mk nha,thanks!!)

Tại sao ta lại không thành công trên hiệp định giơ-ne-vơ? giúp mik v

một vật bằng bạc có khối 200g hãy xác định số nguyên tử bạc trong vật

33. " Do you like pop music?" he asked me. -> He asked me if .............................................................................. 34. Work hard or your parents will be unhappy.  If you………………………………………. 35. Follow these safety instructions or you may get burnt. → If you____________________________________________________________ 36. I suggest having spaghetti and pizza tonight. → Let’s________________________________________

giúp e bài 1 với bài 2 với ạ em đang cần gấp

https://img.hoidap247.com/picture/question/20210705/tini_1625470114287.jpg

4, Rút gọn biểu thức A= 15$(a+2b)^{2}$ -3(a+2b)(a+2b+19)+6(2a+4b)(1-a-2b)

III. Circle the best answer to complete each of the following questions. (2.5 points) 13.The book ______ consists of four parts has been translated into Vietnamese. A. which B. what C. who D. whose 14. My friend is fond of _______ to music in the evening. A. listen B. listening C. to listen D. listened 15. My sister loves watching the stars………….. night. A. on B. in C. at D. for 16. He was born ______ September 10th, 1996. A. in B. on C. at D. from 17. Traveling by air is not cheap and it isn’t interesting ______. A. either B. neither C. too D. also 18. “I suggest going to the beach on the weekends.” “____________”. A. That’s a fine day! B. That’s a good idea! C. That’s a good trip! D. That’s a reason! 19. If I were you, I _______ to buy that car. A. would forget B. will forget C. forget D. forgot 20. Lan studied hard, ______ she completed her exam successfully. A. although B. so C. because D. since 21. “I can’t find my wallet, Tom” – “Don’t worry. I’ll help you to ______ it” A. look for B. take care of C. put on D. turn off 22. _______ he wasn’t invited, he went to the party. A. Although B. Because C. So D. As 23. This is the place__________ I first met her. A. what B. where C. which D. that 24. If I _________ as young as you are, I _________ in a boat round the world. A. were - would sail B. would be - would sail C. were - will sail D. would - would sail