Cho hàm số y=-2x+4 a, Vẽ đồ thị hàm số y=-2x+4 b,cho hai điểm A(5;-6),B(-6;5).Điểm nào thuộc và điểm nào ko thuộc đồ thị hàm số y=-2x+4? Vì sao? c, Xác định vị chí tương đối của đồ thị hàm số y=-2x+4 và đường thẳng y=-x+3

*Put the words in their right orders to make sentences. 1.doing / is / mother / your/ what ? 2.Nam / Ba / what / doing / are / and / now ? 3.that / Hanoi / to / going / businessman / is / present. 4.must / you / drive / carefully / your . 5.roads / accidents / many / are / there / our / on. 6.truck / is / he / driving / his. 7.street / can't / you / into / go / that. 8.waiting / is / who / he / for ? 9.driving / Quang / to / Hue / is. 10. vegetables / the / market / to / taking / is / he / the. ......................................................................................................................

Một ô tô đi quãng đường từ A đến B với vận tốc 50km/h rồi tiếp tục đi từ B đến C với vận tốc 45km/h. Biết rằng quãng đường từ A đến C là 165km và thời gian đi quãng đường AB ít hơn thời gian đi quãng đường BC là ½ giờ. Tính thời gian ô tô đi trên hai quãng đường AB và BC Giúp giùm!!!!!!!!!!

Bài 6: Xác định các kiểu câu theo mục đích nói? Chỉ ra dấu hiệu nhận biết các kiểu câu đó? a . Mỗi chiếc lá rụng là một cái biểu hiện cho cảnh biệt li . Vậy thì sự biệt li không chỉ co một nghĩa buồn rầu khổ sở. Sao ta không ngắm sự biệt li theo tâm hồn một chiếc lá nhẹ nhàng rơi ? b . Quan lớn đỏ mặt tía tai, quay ra quát rằng: - Đê vỡ rồi !... Đê vỡ rồi, thời ông cách cổ chúng mày, thời ông bỏ tù chúng mày! Có biết không? ... Lính đâu? Sao bay dám để cho nó chậy xồng xộc vào đây như vậy ? Không còn phép tắc gì nữa? (Phạm Duy Tốn) c. Vua sai lính điệu em bé vào phán hỏi : - Thằng bé kia , mày có việc gì? Sao lại đến đây mà khóc? ( Em Bé Thông Minh ) d. Một hôm cô tôi gọi tôi đén bên cười hỏi : - Hồng ! Mày có muốn vào Thanh Hoá chơi với mẹ mày không? Tôi cười dài trong tiếng khóc, hỏi cô tôi: - Sao cô biết mợ con có con? (Nguyên Hồng)

IV. Rewrite in correct order to have meaningful sentences: 1. is / Tam / mine / good / of / friend / a. 2. returned / they / Hanoi / after / to / visiting / Hue. 3. mine / they / rented / apartment / door / to / next / an 4. always / me / she / stamps / she / letters / received / gives / the / from. 5. short / stopped / they / the / at / restaurant / for / time / a . 6. first / she / the / saw / paddies / this / the / is / time 7. learn / use / how / the / she / to / machine / sewing. 8. wrote / letters / often / year / I / my / last / pen pal / to. 9. bought / mother / made / my / and / dress / me / the / a / for / material. 10. taught / some / she / friends/ her / Vietnamese. 11. open / please / you / would / mouth / your? 12. scale / nurse / uses / the / to / me / weigh/ the 13. temperature / takes / my / first / the / nurse 14. a / wait / doctor / to / have / for / I / minutes / few / the 15. week / I / cold / had / last / a / horrible 16. absent / because / was / from / she / class / headache/ had / a / she 17. cold / few / disappear / will / the / last / for / days / a / then /and 18. no / there / for / cure / is / common ./ the / cold. 19. better / stay / at / you / inside / had / recess. 20. filling / Lan / medical / her / is / record. 21. food / they / market / to / the / go / some / buy / to. 22. like / what / for / you / would / dinner? 23. fruit / they / a / at / stopped / stall / buy / to / mangoes / some. 24. is / potatoes / she / frying / now? 25. Lan / slice / mother / cucumbers / her / helped / to / the 26. often / from / dirt / vegetables / have / them / farm / the / on. 27. unhealthy / sugar / not / an / is / food. 28. eat / fruit / should / and / we / vegetables. 29. diet / have / a / we / balanced / should. 30. young / of / play / million / people / games / video. 31. often / arcade / to / he / goes / free / time / his / in / the 32. will / match / between / a / there / school / our / football / and / hers / be 33. people / to / young / prefer / books / video games 34. careful / of / should / be / games / addictive / you 35. or / inventors / young / games / of / as / as / the / the / are / 15 / 14 36. in / life / more / is / city / the /convenient/ in / than / the / country. 37. industry / are / in / more / the / videos / music / very / important 38. get / used / soon / will / to / living / city / they / the / in 39. spend / much / on / video / Don’t / too / time / games/ 40. favorite / his / listening / music / hobby / is / pop / to

34:(-17) 307.(-83)-307.17 (-45)+(-56)-(-45)+86

I/ Từ nào không cùng loại với từ còn lại : 1/ headache feel stomachache toothache 2/ good careful badly useful 3/ must should play can 4/ badminton volleyball kateboarding film II/ Chia động từ trong ngoặc: 1/ He (receive)………….......................... a letter from her aunt yesterday. 2/ She (play)………...........................volleyball now. 3/ Lan (not live)…………................in Liên Mạc year. 4/ I (go)………............................... to the movie last night. 5/ Nam and Thu (be)………..................students. 6/ He (drink)…………. ..................a cup of milk every morning. 7/ Liz ( go)………. .........................to Nha Trang 2 years ago. 8/ We (have)……….. .....................a picnic next week. 9/ I (do)………................................ my homework now 10/ Where are you living now? I (be/ live)………….............................in Liên Mạc. 11/ Mai (go)...............................................to the school library tomorrow. 12/ What are you going to do tonight? I (watch)....................................a movie. III/ Chọn phương án đúng nhất để điền vào chỗ trống của câu: 1/ Mai is…………..........................her homework now. (doing/ does/ to do/ do) 2/ He is a good basketball player, he plays………….............. (happy / careful / helpful / well ) 3/ Many young people ………………..................video games. (is/ are/ do / play) 4/ She likes pineapple . ………..........................does he. (either / so / too / neither) 5/ Could you show me the way ………....................the railway station, please? (from/ next/ at/ to) 6/ We……………........................to visit their old friends tomorrow. (are going/ going/ like/ will) 7/ How………….........................is it from Hanoi to Hue? (long/ wide/ much/ far) 8/ Nam………..............................a new shirt yesterday. (buy/ bought / buys/ get) 9/ Where………...........................you go last week? I went to Nha Trang. (did/ does/ is/ was) 10/ Yesterday, Nam went to the dentist because he had a……….....(cold/ flu/ toothache/ headache) 11/ We have math and English ........................................Monday and Friday (at/ on/ in/ with) 12/ The Great Wall is the famous place in.............................(Viet Nam/ Malaysia/ China/ Thailand)

Cho 11,2 gam sắt tác dụng với 2,24 lít khí oxi (đktc). a. Viết phương trình phản ứng xảy ra. b. Chất nào phản ứng dư? Dư bao nhiêu gam? c. Tính khối lượng chất rắn sau phản ứng.

Choose the best one (A, B, C or D) to complete the sentence or replace the underlined word. 1. I think the University of Cambridge is the second the United Kingdom. A. oldest B. elder C. old D. older 2. The Temple of Literature by old trees and many interesting things. A. is surrounded – contains B. surrounds - is contained C. surrounds – contains D. is surrounded - is contained 3. In 2003, four of Emperor Ly Thanh Tong, Emperor Ly Nhan Tong, Emperor Le Thanh Tong and Chu Van An were built in the Temple of Literature. A. statues B. forms C. stone tablets D. photos 4. We to Professor Marshall about the research topic two days ago. A. have spoken B. were spoken C. spoke D. were speaking 5. Tan Ky House in Hoi An over two hundred years ago. A. is to built B. was built C. build D. is built 6. Many precious relics in the Temple of Literature. A. kept B. are kept C. keep D. is kept 7. The Imperial Academy was constructed Emperor Ly NhanTong. A. behind B. above C. within D. under 8. The Imperial Academy was young men for the country. A. used to educating B. used to educate C. use to educate D. used to educating 9. Students at Oxford University by famous lecturers and tutors in many departments. A. are taught and supported B. are taught and support C. teach and support D. taught and supported 10. The institution of many classrooms and libraries for students. A. consists B. is consist C. is consisted D. has been consisted Giúp mình với! mình voice 5 sao

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