Nếu x>=4 thì 2|x-4| có bằng 2x-8 không?

Nêu tchh của bazo b/nêu ứng dụng của Natri hidroxit c/PT sản xuất Na tri hidroxit d/nêu ứng dụng nêu ứng dùng Ca(OH02

I. Find the mistake in the four underlined parts A, B, C or D of each sentence. 1. Did your uncle took you to watch the football match last week? A B C D 2. Last summer my parents buyed me a lot of different gifts. A B C D 3. There was many people standing on the street. A B C D 4. I ate noodles for dinner but I wasn’t eat anything for lunch. A B C D 5. The food was delicious, but most things didn’t cheap. A B C D 6. Albert Park is a relaxed and interesting place to spend the day. A B C D 7. This is the most wonderful weather I have experience this week . A B C D 8. He is going to take an umbrella but it is raining heavily outside. A B C D 9. She is the most happy woman in the world . A B C D 10. Skiing , skating and karate are my favourite games . A B C D 11. Children now spend much time on the internet than watching television. A B C D 12. There are a lot interesting programmes on Disney Channel. A B C D 13. I am really boring when I watch documentaries. A B C D 14. I enjoy to watch game shows or films. A B C D 15. How many hour a day do you watch television? A B C D 16. You should always to tell an adult where you are going. A B C D 17. I'm going to the youth club on Saturday, after I'm going to football match on Sunday. A B C D 18. I play tennis two times a week, and basketball four times a week. A B C D 19. I went to the gym last month, but I didn't like it. It was full with noisy teenagers. A B C D 20. Swimming is Sara's favourite activities, and she always goes to the beach during the holidays. A B C D

I. Give the correct form of the word given to complete the sentences. 1. Stories about ________ people in the world of sports are often very interesting. (FAME) 2. When you open a newspaper, you'll always find ________ about some games. (INFORM) 3. Huy's brother is a ________ football player, isn't he? (PROFESSION) 4. Please listen to the ________ carefully. (INSTRUCT) 5. Did you join the sports ________ last week, Tom? (COMPETE) 6. ________! Your team won the first prize. (CONGRATULATE) 7. The ________ in this gym is very modem. (EQUIP) 8. I think sports and games are very ________. (USE) 9. The football fans cheered ________ for their side. (LOUD) 10. I did many sports last week and was ________. (EXHAUST) 11. I love playing football. I want to become a ________ in the future. (FOOTBALL) 12. . I am _________ in practice yoga every day to help me relax. (INTEREST) 13. Many people do exercise regularly to keep fit and _____. (HEALTH) 14. . Peter can play a lot of sports such as football, volleyball, basketball and tennis, etc. He looks quite _____. (SPORT) 15. I won the car in a _____. (COMPETE) 16. If you want to have a _______body, you should play sport (HEALTH) 17. Our life is much better with the help of modern ______ (EQUIP) 18. The boy fell off his bicycle and _________ broke his arm. (FORTUNATE) 19. Bell experimented with ways of transmitting________ over a long distance. (SPEAK) 20. My uncle often spends his free time doing volunteer work at a local ________ (ORPHAN)

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31. The enemy ._______ by night. A. attack B. attacks C. attacked D. did attack 32. Mind about what I just _______now. A. said B. say C. did say D. didn’t say 33. Did you ever ._______of such a thing? A. hear B. hears C. heard D. heart 34. He ________some eggs to make cakes. A. buys B. buy C. buied D. bought 35. There .________ any eggs in the packet when I______ the kitchen. A. was/ come B. were/ come C. was/ came D. were/ came 36. I ________ a English course to improve all the skills. A. not joined B. joined C. did joined D. join 37. We _______. to our friend last night. A. spoke B. speak C. speaked D. spoken 38. We ________ and__________ lunch at the cafeteria with them. A. talked/have B. talked/ had C. talk/had D. talked/ have 39. __________. you attend yoga class when I___________ at home? A. Did/ stayed B. Didn’t/ didn’t stayed C. Did/ didn’t stayed D. Did/ stayed 40. I __________. his car to work while he was sleeping. A. drive B. drove C. driving D. driven 41. The man ..________________. the door and .____________. pieces of paper. A. open/ thrown B. opened/ threw C. opened/ thrown D. open/ throw 42. He ______ them into a room. A. led B. lead C. leaded D. leads 43. He .___________off his hat and________ into the room. A. take/went B. take/go C. taken/go D. took/ went 44. The meeting .___________5 minutes ago. A. finished B. finish C. did not finish D. did finish 45. When _______ she _____________ the report? A. do/ finish B. did/ finished C. did/finish D. didn’t/ finished 46. I ___________. my close friend a cushion for her chair yesterday. A. gave B. give C. gived D. given 47. Hoa’s neighbor .___________. her and then ___________. it very well. A. helped/ fits B. helped/ fit C. help/ fitted D. helped/ fitted 48. I ._____________ what teacher .__________ in the last lesson. A. didn’t understand/ said B. didn’t understood/ said C. understand/ say D. understood/ say 49. Yesterday, I ___________ to a souvenir shop near the exit of the aquarium. A. go B. gone C. went D. goes 50. _______ much do you weigh? A. Which B. Who C. What D. How

giải phương trình sau đây $\sqrt[3]{x+6}$ -2$\sqrt[]{x-1}$=4- $x^{2}$

6. I like watching football matches, but I am not very good____ playing football. A. at B. in C. on D. for 7. Team sports are sometimes called_____ sports. A. compete B. competition C. competitor D. competitive 8. " ___do you do judo?" - "Twice a week.". A. When B. Where C. How often D. Why 9. ___sports do you like watching on TV? . A. How B. What C. Do D. How often 10. Football is regarded ____the most popular sport in the world. A. for B. as C. like D. of 11. Sports and games___ an important part in our lives. A. play B. do C. go D. make 12. When you go to the zoo, don't the animals. A. play B. do C. tease D. watch 13. Playing sports helps us get____ . A.fat B. free C. fittest D. fitter 14. Nam's dream is to become a . A. loser B. champion C. contest D. gamer 15. "I'd like to watch motor racing because it is very ______." A. frightening B. exciting C. excited D. boring 16. My sister often badminton in her free time. A. play B. plays C. playing D. to play 17. Marathon is considered a/an_____ sport. A. team B. individual C. indoor D. sporting 18. Our school football team_______ the match with Tran Phu School last Sunday. A.wins B.won C. scores D. scored 19. Tam three goals for our team and made it a hat trick. A. scores B. scored C. plays D. played 20. Blackburn Rover is at the bottom of the league. They______ most of their matches this season. A. played B.won C. lost D. scored 21. My friend Mark is very good ________ volleyball. He plays volleyball very well. A. in B. on C. at D. with 22. We often go swimming ________ Sunday morning. A. in B. on C. at D. for 23. Football is an example of a ________ sport where you play with several other people. A. team B. individual C. indoor D. dangerous 24. We were very upset when our favourite team didn’t ________ even one goal. A. play B. kick C. point D. score 25. Badminton requires only a net, a racket, and a birdie or ________. A. ball B. ski C. shuttlecock D. goggles 26. 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 27. ________ spectator sports in Britain are cricket and football. A. More popular B. The more popular C. Most popular D. The most popular 28. ________ are the Olympic Games held? - Every four years. A. When B. Where C. How long D. How often 29. Which sport happens in a ring? A. Boxing B. Basketball C. Aerobics D. Swimming 30. I _______ born on the first of May. A. were B. was C. are D. is

1. She sings better than anybody else in the class. → She is ___________________________________________________________________ 2. She didn’t hurry, so she missed the train. → If ___________________________________________________________________ Mark letter A, B, C or D to indicate the sentence that is closest in meaning to the original sentence in each of the following questions. 3. She decided not to do her homework and went a night club. A. She went to a night club because she didn’t have any homework. B. She went to a night club instead of doing her homework. C. She was too lazy to do her homework. D. She went to a night club after doing her homework. 4. We went to Dong Xuan Market, then we flew back to Ho Chi Mirth City at 7pm. A. We went to Dong Xuan Market while we flew back to Ho Chi Minh City at 7pm. B. Before we flew back to Ho Chi Minh City at 7pm, we had gone to Dong Xuan Market. C. We went to Dong Xuan Market in order that we flew back to Ho Chi Minh City at 7pm. D. As we went to Dong Xuan Market, we flew back to Ho Chi Minh City at 7pm. 5. The bread is very stale, so we can’t eat it. (ENOUGH) A. The bread isn’t fresh enough for us to eat it. B. The bread is so stale that we can’t eat. C. It is such stale bread that we can’t eat it. D. The bread is too stale to eat. Use the following words/ phrases to make meaningful sentences. 6. Toronto/ official/ name/ most/ culture/city/ Canada. _____________________________________________________________________________________ 7. illustration/ show/ example/ fashion/ dress/ late/ 1840s/. ______________________________________________________________________________________ Mark letter A, B, C or D to indicate the sentence that is closest in meaning to the original sentence in each of the following questions. 8. Father/ always/ teach/ him/ not/ look down/ people/ less/. A. Her father is always teaching him not to look down in those peopole with less. B. Fathers always teach him not look down those people with less. C. His father always taught him not to look down on those people with less. D. His fathe always teaches him not to look down for those people with less. 9. I/ tired/ Sophie/ show/ engagement ring/ all time/. A. I’m tired of Sophie showing off her engagement ring all the time. B. I’m tired of Sophie to show off her engagement ring all the time. C. I’m tired for Sophie showing off engagement ring all the time. D. I’m tired with Sophie show off her engagement ring all time. 10. City/ often/ describe/ large/ high/ populate/ area/. A. City is often described as a large and a high populated area. B. City often describes a large and a highly populated area. C. City is often described with large and high populated area. D. City is often described as a large and a highly populated area. Mark the letter A, B, C or D to indicate the best answer to each of the following question. 34. Ann is taking extra lessons to __________ what she missed while she was sick. A. take back B. get on well with C. keep up with D. look forward to 35. It is considered that life in a city is wonderful and _. funny B. boring C. enjoyable D. helpful 36. Ha Noi also offers a nightlife as exciting as __________ in Ho Chi Minh City. A. it B. which C. what D. that 37. Tom is not very punctual. He usually ____________ ten minutes after the lesson has started. A. turns up B. thinks over C. sets off D. pulls down 38. No city in America has monuments and museums into one area as Washington, DC. A. as much B. such many C. as many D. a few 39. Don’t worry about travelling by bus in the city due to its public transport. A. rely B. reliable C. reliability D. relying 40. Who when John is likely to turn up? A. do know B. is knowing C. know