Một nhà thầu xây dựng nhận xây một ngôi nhà với chi phí là 360 000 000 đồng nhưng chủ xin hạ bớt 2,5% , nhà thầu đồng ý . Tính số tiền nhà thầu nhận xây nhà

Giúp mình với các bạn ơi khó quá mình cảm ơn anh

A. USE OF ENGLISH I. Pronunciation: 1. A. floor B. bookstore C. neighborhood 2. A. paddy B. stadium C. factory 3. A. lives B. plays C. works 4. A. goes B. watches C. brushes 5. A. rulers B. books C. pencils 6. A. fine B. live C. nine 7. A. telephone B. pen C. stereo 8. A. gymnast B. glass C. gram 9. A. sandwich B. finger C. ice-cream 10. A. bread B. meat C. bean 11. A. chest B. packet C. egg 12. A. hand B. orange C. can II. Choose the correct answer: 13. My brother and I .......... students. (A. am B. is C. are) 14. His sister ........... eight years old. (A. am B. is C. are) 15. That is my mother. .......... is thirty-nine years old. (A. He B. She C. It) 16. This is his sister. .......... name is Hanh. (A. my B. his C. her) 17. Is Mr. Kien a doctor? – Yes, .......... is. (A. he B. she C. it) 18. How many students are there? – There ........... thirty-five. (A. am B. is C. are) 19. How many lamps are there? – There .......... one. (A. am B. is C. are) 20. How many .......... are there? (A. ruler B. eraser C. benches) 21. Are those your pens? – Yes. .......... are my pens. (A. This B. That C. They) 22. There are .......... minutes in half an hour. (A. fifteen B. thirteen C. thirty) 23. A paddy field is a rice .......... . (A. yard B. paddy C. park) 24. We are.......... the yard. (A. on B. at C. in) 25. My classroom is .......... the first floor. (A. at B. from C. on) 26. They go home .......... six o’clock. (A. in B. at C. on) 27. They have English .......... Monday and Friday. (A. in B. at C. on) 28. The flower garden is in ............ of the house. (A. front B. left C. between) 29. The drugstore is ............ the restaurant. (A. next B. opposite C. right) 30. Minh .......... his face in the morning. (A. wash B. washes C. watches) 31. Nam .......... up at six o’clock everyday. (A. get B. gets C. to get) 32. I and Ba .......... television every evening. (A. watch B. watches C. listen) 33. Ba .......... lunch at school. (A. eat B. has C. does) 34. Thu and Nga help .......... mother after school. (A. her B. their C. they) 35. Do Ha and Tri play volleyball? – .......... . (No, Ha and Tri don’t./ No, they aren’t./ No, they don’t) 36. .......... is it? – It’s 7.45. (A. What time B. Where C. Which) 37. .......... do we have history? – We have it on Tuesday. (A. When B. Where C. Which) 38. .......... is he? - He’s twenty. (A. How many B. How old C. Where) 39. .......... is that? – That’s a lamp. (A. How B. What C. Who) 40. .......... is that? – That’s my teacher. (A. How B. What C. Who) 41. Mr. Tuan is a .......... . He works in a hospital. (A. doctor B. farmer C. teacher) 42. The city is often very .......... . (A. small B. quiet C. noisy) 43. He/ eat/ big/ breakfast. (A. He eat big breakfast. B. He eats big breakfast. C. He eats a big breakfast.) 44. It’s 10.30. (A. It’s half past ten. B. It’s a quarter past ten. C. It’s ten fifteen. 46.The house is old. (A. It’s old house. B. It’s a old house. C. It’s an old house.) .......... eggs does he want? (A. How B. How many C. How much) 47........... milk do you need? (A. How B. How many C. How much) 48........... are they? - They’re twenty thousand dong. (A. How B. How many C. How much) 49........... are his eyes? - They’re brown. (A. Where B. What color C. When) 50........... there any water? (A. Am B. Is C. Are) 51.There are .......... oranges on the table. (A. an B. some C. any) 52.He doesn’t need .......... fruit juice. (A. a B. some C. any) 53.How does Ba feel? - He .......... full. (A. is B. feels C. A & B are correct) 54.She .......... small white teeth. (A. is B. has C. does) 55.I’m .......... . I’d like some chicken and rice. (A. hot B. thirsty C. hungry) 56.She’s .......... . She’d like some cold drink. (A. hot B. thirsty C. hungry) 57.Her lips aren’t thin. They’re .......... . (A. fat B. full C. short) 58.He isn’t heavy. He’s .......... . (A. light B. tall C. strong) 59.Her hair isn’t long. It’s .......... . (A. tall B. weak C. short) 60.What is his favorite drink? – He likes .......... . (A. fish B. lemon juice C. rice) 61.What is your favorite .......... ? – I like bananas . (A. fruit B. vegetables C. drinks) 62.Carrots, lettuce, tomatoes are .......... . (A. fruit B. vegetables C. drinks) 63.Lemonade, soda and .......... are cold drink. (A. beans B. noodles C. iced tea) 64.Chi wants a .......... of toothpaste. (A. dozen B. tube C. glass) 65.Nam is tired. He’d like .......... down. (A. sit B. to sit C. sitting) 66.Minh .......... his homework at the moment. (A. does B. do C. is doing) 67.She .......... her Mom now. (A. helps B. help C. is helping) 68.Does he like beef? – No. He .......... beef. (A. don’t like B. doesn’t like C. not like) 69.Salesgirl: .......... (A. How do you feel? B. Can I help you? C. What’s the matter?) Trung: Yes. A box of chocolates, please. 70.Nam: What would you like, Lan? Lan: .......... (A. I’d like some noodles. B. I don’t like noodles. C. I like noodles.)

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ném một vật từ độ cao 20m số với mặt đất với v = 10m/s A) Xác định độ cao cực đại của vật so với mặt đất B) Xác định vị trí ở đó thế năng = 1/2 động năng

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