Có 10 đội bóng tham gia một giải bóng đá. Mỗi đội phải đá lượt đi và lượt về với từng đội khác. Mỗi đội phải đá bao nhiêu trận trong suốt giải ?

12. The magazine “ Tour of Sai Gon” is fully……..Are you pleased with another one?. A. booked B. subscribed C. settled D. placed 13. A burglar is someone who…….. A. designs building B. steals from the shop C. buys something from a shop D. breaks into a house to steal things 14. Your EMS mail will be……in the shortest possible time A. provided B. delivered C. taken D. caught 15. The Messenger Call Service helps us to…..the recipient of the time and place to receive the call. A. witness B. require C. notify D. declare 16. The staff in many post offices in our city are very…..to the customers, so I like their service. A. impolite B. courteous C. rude D. outdated 17. I need to _________£1,000 to my daughter's account. A. transfer B. transform C. transmit D. transact 18. The _________service will help to send a document with its original shape. A. express B. transfer C. facsimile D. delivery 19. Dinosaurs became……millions of years ago. A. disappear B. extinct C. lost D. endangered 20. Many animals are……for their fur and other valuable parts of their bodies. A. hunted B. chased C. run after D. followed 21. In every country national……have been established to protect endangered animals. A. forests B. parks C. museums D. fields 22. It is…..that only about 1,000 pandas remain in the world. A. valued B. counted C. estimated D. calculated 23. If people stop destroying animal's natural habitat, more species will survive and produce ____. A. offspring B. ecology C. landscape D. benefit 24. Because of people’s_______with the environment, many kinds of plants and animals are becoming rare A. supply B. survival C. influence D. interference 25. The government _________ the flood victims with food, clothers and money. A. gave B. provided C. offered D. presented VII. Tenses 26. When I last saw him, he _____ in London. A. has lived B. is living C. was living D. has been living 3 27. We _______ Dorothy since last Saturday. A. don’t see B. haven’t seen C. didn’t see D. hadn’t seen 28. The train ______ half an hour ago. A. has been leaving B. left C. has left D. had left 29. My sister ________ for you since yesterday. A. is looking B. was looking C. has been looking D. looked 30. I ______ Texas State University now. A. am attending B. attend C. was attending D. attended 31. Christopher Columbus _______ American more than 500 years ago. A. discovered B. has discovered C. had discovered D. had been discovering VIII. Relative Clause 32. My sister, ___________ you are talking about, has been to Paris several time. A. who B. whom C. that D. whose 33. The baker ________ John quarrelled didn't want to sell him any bread. A. with whom B. who C. with whose D. to whom 34. I met the people, cattle and vehicles ___________ went to market. A. who B. which C. that D. whom 35. Mrs. May, ___________ husband teaches mathematics in this school, is also a teacher of English. A. who B. whose C. which D. whom 36. I will see you near the post office ___________ the other day. A. which met B. which we met C. where met D. where we met 37. The girl ______ is our neighbor. A. talks to the lady over there C. was talking to the lady over there B. is talking to the lady over there D. talking to the lady over there 38. None of the people __________to the party can come. A. invite B. invited C. inviting D. to invite 39. Neil Armstrong was the first person ______ foot on the moon. A. set B. setting C. to set D. who was set IX. Verb Form 40. I notice the lorry ........................ down the hill. A. to come B. came C. coming D. having come 41. Jack admitted ....................... the money. A. steal B. to steal C. stealing D. stolen 42. Your house needs _________ . 4 A. redecorate B. redecorating C. redecorated D. to redecorate 43. I really regret _________ your feeling when I asked you such a silly question. A. hurt B. hurting C. being hurt D. to hurt X. Choose the answer with the CLOSEST MEANING with the underlined words. 44. Many people left early because the film was uninteresting. A. exciting B. informative C. attractive D. boring 45. Reaching 35 and obviously aging, Jane has to make up her mind on her future very soon. A. give a thought about B. pay attention to C. prepare a plan for D. make a decision on XI. Choose the answer with the OPPOSITE MEANING with the underlined words. 46. Today students are under a lot of pressure due to the high expectation from their parents and teachers. A. nervousness B. emotion C. stress D. relaxation 47. Don’t tell Jane anything about the surprise party for Jack. She has got a big mouth. A. can’t eat a lot B. hates parties C. talks too much D. can keep secrets XII. Error Identification 48. Mary and (A) her friends is (B) going to (C) a party tonight(D). 49. I think it’s importance(A) for (B) us to find (C) solutions to our problem(D). 50. After she had bought (A) herself(B) a new motorcycle, she had sold (C) her bicycle(D).

- Ai giải giùm mình bài 27 vớiiii

Tìm cặp số nguyên (x, y) thỏa mãn: 1! + 2! + 3! + ... + x! = y²

Tính tổng của số nguyên âm nhỏ nhất có ba chữ số với số nguyên dương lớn nhất có một chữ số là bao nhiêu. Giúp mình với, đang cần gấp !!!

giúp mk nhé!!!!!!!! Một ôtô chuyển động đều với lực kéo 5000N đi hết quãng đường 1440m trong thời gian 40s. Tính công thực hiện và công suất của động cơ xe.

các chế độ xã hội trước đây ở Việt Nam

Mọi người làm giúp mk các ý mà mk khoanh nhé !!!

Giải thích chi tiết những câu tục ngữ sau (giải thích nghĩa đen và nghĩa bóng) 1. Ăn mặn khát nước 2. Cha chung không ai khóc 3. Đã khôn mà không ngoan 4. Kiến tha lâu ngày cũng đầy tổ 5. Kim vàng ai nỡ uốn câu 6. Lên voi xuống chó 7. Tốt mã dẻ cùi 8. Mũ ni che tai 9. Xấu đều hơn tốt lõi 10. Mắt trước mắt sau 11. Nhát như cáy 12. Miếng khi đói bằng gói khi no 13. No bụng đói con mắt 14. Thuốc đắng giã tật, sự thật mất lòng 15. Tốt gỗ hơn tốt nước sơn 16. Suy bụng ta ra bụng người 17. Nước mắt chảy xuôi 18. Chỉ tay năm ngón 19. Đứng núi này trông núi nọ

1. Complete the passage with the words given in the box: teacher decided more high teaching to is cover has and Vietnam (44)________ well on its way to integrate with the world and for that reason emphasis on English language skills (45)________ become very essential. Recently, the City Department of Education and Training (46)________ to recruit foreign native English speakers to teach in elementary, middle and (47)________ schools in Vietnam. The policy calls for social contributions to improve English language (48)________ from primary schools to senior high schools by employing only foreign native English teachers. Each student will chip in VND120,000 ($5.8) a month to (49)________ the $35 an hour salary of the foreign (50)________. Compared (51)________ traditional English teaching methodology, it is better that thousands of students in the City have a chance of practicing listening (52)________ speaking skills with native English speakers, who create a (53)________ exciting atmosphere in classrooms for students. 2. Fill in each numbered blank with one suitable word Christmas is always held (54)________ December the twenty fifth every year. Every family in England decorates a Christmas tree and puts (55)________ in the middle of the living room. And Santa Claus plays an important (56)________ in this festival. There is a poem to relate him. In 1823, The patron Nicholas of children, Saint Nicholas appeared in a poem (57)________ A Visit Saint Nicholas. The character in the poem (58)________ a fat jolly man who wore a (59)________ suit and gave children (60)________ on Christmas Eve. The poem, which was (61)________ by Clement Clarke Moore, an American professor, became popular (62)________ the USA. Santa Claus is based (63)________ the description of Saint Nicholas in this poem.