`a)A=(13/4+3 5/8)+((-9)/4-2 5/8)`
`=13/4+3+5/8-9/4-2-5/8`
`=(13/4-9/4)+3-2+5/8-5/8`
`=1+1=2`
`b)(-7)/2+1/10*22+4/5:(-2/3)`
`=(-7)/2+11/5-4/5*3/2`
`=(-7)/2+11/5-6/5`
`=(-7)/2+1`
`=(-5)/2`
Đáp án + Cách giải ↓
I. Choose the word whose underlined part pronounced differently from that of the others. 1 a. vanilla b. vacuum c. add d. facsimile 2 a. whiten b. fiber c. zipper d. conveyor 3 a. remove b. wrote c. mold d. cocoa 4 a. follow b. powder c. show d. borrow 5 a. wood b. thousand c. procedure d. hairdryer II. Choose the word whose main stress pattern is not the same as that of the others. 6 a. iconic b. monument c. territory d. difficulty 7 a. Singapore b. Philippines c. Canada d. India 8 a. native b. perhaps c. whisky d. accent 9 a. official b. excursion c. Thanksgiving d. spectacle 10 a. festive b. Arctic c. unique d. speaker III. Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence. 11 It can’t be denied that English has become an __________ language of the world. a. national b. international c. cultural d. multicultural 12 The train __________ the railway station at 8:00 m. every morning. a. leave b. leaving c. will leave d. leaves 13 Koalas are well-known as the symbol __________ Australia. a. of b. in c. on d. for 14 What he has said about me is __________ wrong. a. absolute b. absolutely c. official d. officially 15 What is _________ official language of your country? a. a b. an c. the d. x 16 Canada is made up _________ 10 provinces and 6 territories a. on b. of c. by d. with 17 Since 1965, the maple tree with red leaves _________ the most well-known Canadian symbol. a. has become b. become c. became d. becoming 18 Mount Rushmore is located _________ the USA. a. in b. to c. of d. with 19 Trung speaks English like a native __________ though he comes from a. speak b. speaking c. speaker d. spoke 20 English is the __________ language of many countries, including Britain and Philippines a. official b. absolute c. unique d. puzzling 21 Australia has a wide __________ of landscapes and animal species. a. loch b. state c. kilt d. range 22 Mount Rushmore is a national __________ carved into a mountain in South Dakota, USA. a. schedule b. parade c. monument d. legend 23 According to the schedule, the train __________ at 12 m. a. arrived b. arrive c. arrives d. arriving 24 This house is said to be __________ by ghosts. a. haunt b. haunted c. haunting d. haunts 25 He has been working in a cattle __________ for five years a. accent b. station c. icon d. state
Đầu bài là: Khoanh vào từ có trọng âm khác các từ còn lại. Phiền mấy pác đánh dấu cả trọng âm cảu từ giúp tui vs ah. Mơn mn trc
một mảnh vườn hình chữ nhật có chiều rộng ngắn hơn 27m, chiều rộng bằng 2/5 chiều dài a) Tính diện tích mảnh vườn hình chữ nhật đó b)Trên mảnh vườn này người ta trồng rau.Nếu mỗi mét vuông thu hoạch được 3kg rau thì mảnh vườn này thu hoạch được bao nhiêu ki lô gam rau
Giải phương trình: $x^{3}+3x^2-\sqrt[3]{3x+5}=1-3x$
Vẽ chibi hội chị em Hero Team ( Simmy, Kamui, Timmy, Sammy ) Vẽ full màu
Exercise 3. Turn into reported speech, using the verbs in brackets. 16. “Remember to post those letters,” he said to me. (remind) …………………………………………………………………………………………………………………. 17. “If you can’t find anyone else,I’ll drive you you to the airport,” he said to me. (volunteer) …………………………………………………………………………………………………………………. 18. “If you don’t give me a pay rise, I’ll resign,” he said to me.(threaten) …………………………………………………………………………………………………………………. 19. “It certainly wasn’t me who took your car!” said Bob. (deny) …………………………………………………………………………………………………………………. 20. “Shall we go to Paris for the weekend?” Mary said to me. (suggest) …………………………………………………………………………………………………………………. 21. “I saw Megan in town,” he said. (mention) …………………………………………………………………………………………………………………. 22. “Be careful of malefactors and don’t go out at night alone” (warn) …………………………………………………………………………………………………………………. 23. “Nam, you shouldn’t spend so much money on gambling” (advise) …………………………………………………………………………………………………………………. 24. “Would you like to have lunch with me today” (invite) …………………………………………………………………………………………………………………. 25. “Why don’t you open a bank account” (encourage) …………………………………………………………………………………………………………………. 26. “Remember to book a table in advance” (remind) …………………………………………………………………………………………………………………. 27. “Fasten your seat belts” (tell) …………………………………………………………………………………………………………………. 28. “I’ll offer you some more wine tomorrow” (promise) …………………………………………………………………………………………………………………. 29. “Ok, I’ll carry some of these parcels for you” (offer) …………………………………………………………………………………………………………………. 30. “Could you possibly give me a lift to the next village” (ask) ………………………………………………………………………………………………………………….
một ô tô đi từ A đén B . khi xe đi tới cột cây số ghi 190 km thì người lái xe nhận thấy quãng đường còn lại gấp 3 lần quãng đường đã đi . khi đi đén cột cây số ghi 146km người lái xe nhận thấy quangx đường còn lại bằng 1/3 quãng đương đã đi . hỏi cột B ghi cây số thứ bao nhiêu
Cơ chế điều hoà sự phân bố dịch trong cơ thể?
Exercise 3. Turn into reported speech, using the verbs in brackets. 1. He said to her, “Come to the party. You’ll enjoy it” (persuade) …………………………………………………………………………………………………………………. 2. He said to me, “I’ll lend you some money if you like” (offer) …………………………………………………………………………………………………………………. 3. He said to us, “Why don’t you have a holiday in my country cottage?” (invite) …………………………………………………………………………………………………………………. 4. “All right. I’ll help you,” Tom said to Joe. (agree) …………………………………………………………………………………………………………………. 5. “Whatever you do, don’t walk on the grass” the safeguard said to the tourists. (warn) …………………………………………………………………………………………………………………. 6. “You must pay for the damage you’ve done,” she said. (make) …………………………………………………………………………………………………………………. 7. “I haven’t done anything wrong,” Tom said. (deny) …………………………………………………………………………………………………………………. 8. “No, I won’t talk to the lawyer,” Tom said. (refuse) …………………………………………………………………………………………………………………. 9. “Yes, I did drive too fast through the town,” she said. (admit) …………………………………………………………………………………………………………………. 10. “You damage my sweater, Tom,” said Ben. (accuse) …………………………………………………………………………………………………………………. 11. “Stop speeding or you will get a ticket,” said the traffic warden to the driver. (warn) …………………………………………………………………………………………………………………. 12. “Please do go to the movies with me tonight,” said Aunt Fancy. (persuade) …………………………………………………………………………………………………………………. 13. “Why don’t we work and keep ourselves from starving?” said Mike. (suggest) …………………………………………………………………………………………………………………. 14. “Go on holiday when the weather gets warmer,” she told him. (advise) …………………………………………………………………………………………………………………. 15. “Keep out of this room at all time,” she said to them. (warn) ………………………………………………………………………………………………………………….
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