1 mieng dat hinh chu nhat co nua chu vi la 3.6 hm . a hon b 5.4 m . Giua mieng dat nguuoi ta dap 1 nen nha hinh vuong canh = 2/9 b mieng dat . Tinh : a. Dien tich mieng dat hinh chu nhat . b.Dien tich con lai sau khi da dap xong nen nha . c. Tinh ti so phan tram nam giua dien tich nen nha va dien tich mieng dat .

Máy bơm A có công suất 350W, máy bơm B có công suất 0,5kW. Máy nào mạnh hơn? Vì sao? *

Đem 5,4 gam kim loại R chưa rõ hóa trị tác dụng với dung dịch axit sunfuric (dư) thu được 6,72 lít khí H2 (đktc). Xác định kim loại R

Bằng phương pháp hoá học, hãy nhận biết 4 ống nghiệm sau mất nhãn đựng 4 dung dịch:Na2CO3, NaOH, HCL, NaCL Giúp em với ạ!!

PHƯƠNG PHÁP TẢ CẢNH :HÃY TẢ VỀ MẸ

task1 thành lập tính từ đuôi " - ed " và tính từ đuôi " - ing " từ những động từ sao : V - ed - ing annoy bore confuse depress disappoint embarrass excite exhoust fascinate frightem iaterest move velax satisfy shock surprise terrify thrill tire

tả một giờ học ngoại khóa của lớp em

Tìm và nêu biện pháp tu từ đc sử dụng trong khổ thơ sau Rễ siêng k ngại đất nghèo Tre bao nhiêu rễ bấy nhiêu cần cù Vươn mik trong gió tre đu Cây kham khổ vẫn hát ru lá cành Yêu nắng nỏ trờ xanh Tre xanh k đứng khuất mik bóng râm

VI. Choose the correct answer to each of the following. 26. Team sports are sometimes called_____ sports. A. compete B. competition C. competitor D. competitive 27. Nam dream is to become a______ . A. loser B. champion C. contest D. gamer 28.like to watch motor racing because it is very ______. A. frightening B. exciting C. excited D. boring 29. Marathon is considered a/an_____ sport. A. team B. individual C. indoor D. sporting 30. Tam _______three goals for our team and made it a hat trick. A. scores B. scored C. plays D. played 31. Football is an example of a ________ sport where you play with several other people. A. team B. individual C. indoor D. dangerous 32. We were very upset when our favourite team didn’t ________ even one goal. A. play B. kick C. point D. score 33. Badminton requires only a net, a racket, and a birdie or ________. A. ball B. ski C. shuttlecock D. goggles 34. The person who makes sure that a game is played according to the rules is called a ___. A. coach B. Climbing C. Not to climb D. Don’t climb 35. ________ spectator sports in Britain are cricket and football. A. More popular B. The more popular C. Most popular D. The most popular 36. Basketball is one of the popular games. A. many B. more C. most D. much 37. Playing sports helps me get . A. free B. fitter C. fittest D. bored 38. My brother usually plays football when he has . A. spare time B. good time C. times D. a time 39. There are many sports activities school children. A. to B. for C. of D. in 40. I like skating, but I am not very good going skating. A. at B. with C. of D. for 41. Sports and games __________ an important part in our life. A. do B. play C. make D. do 42. Remember to strictly at the swimming pool. A. take B. follow C. do D. dip 43. does your father like? - He likes tennis. A. Whats sport B. What sport C. Which sports D. When 44. Football is regarded __________ the most popular sport in the world. A.as B. for C. like D. of 45. ________ are the Olympic Games held? - Every four years. A. When B. How often C. How long D. How long 46. I usually play football when I have____. A. spare time B. free time C. leisure time D. all are correct 47. In team sports, the two teams_____ against each other in order to get the better score. A. are B. do C. make D. compete 48. ___draw on the walls and tables, please . A. Do B. Dont C. Should D. Shouldnt 49. Nam plays sports very often, so he looks very___. A. sport B. sports C. sporty D. sporting 50. Which sport happens in a ring? A. Boxing B. Basketball C.Aerobics D.Swimming

III. Choose the correct word A, B, C, or D for each gap to complete the following. passage. New Orleans is an old city in the southern part of the US. It is (1)___________ for its old-fashioned streets and building and jazz music. It used to (2)___________ millions of tourist every year. But all of this (3)_________ in August of 2005. A nasty hurricane named Katrina hit the southern part of the US. New Orleans suffered the most damage (4) _______ the storm. New Orleans is a city but built (5)____________ sea level , so it has levees – was built to keep sea from flowing into land. However, Katrina destroyed these levees and the city eventually became flooded (6) __________ sea water. More than 100 people were dead and the city was (7) ___________ destroyed. Houses were gone, building were ruined, and cars were damaged. Experts (8)__________ that it will cost more than 26 billion dollars to rebuild the city. But hope is still left for the people of New Orleans. People in the US and all over the world have (9)__________ money and supplies to help them with the rebuilding. Will New Orleans be rebuilt as the beautiful city it once was? We will just have to wait and (10) _________. 1. A. good B. famous C. lovely D. beautiful 2. A. absorb B. keep C. attract D. call 3. A. changed B. change C. changes D. have changed 4. A. with B. at C. of D. from 5. A. below B. under C. on D. at 6. A. with B. from C. by D. of 7. A. entirely B. completely C. totally D. thoroughly 8. A. say B. tell C. speak D. house 9. A. sent B. taken C. made D. spent 10. A. watch B. look C. glance D. see