1. What your son usually (have ) .......for breakfast - Hè usually (eat) .......a carrot and (drink) ......a glass of cold water. 2. They (drink) ......some fruit juice at the moment. 3. He ( eat) ....... a lot of meat? 4. My mother (give) ......me a new bike next week . 5. He ( not go ) ............often to the movies ơn Sunday nights. 8. Look ! She (some)............ 9. What ( there/be )...........(drink) ..............for dinner? 10. Oh , no! It (rain) .............. We can't play tennis .It always (rain) ............. a lot in April. GIÚP MÌNH VỚI NHÉ! MÌNH CẢM ƠN.

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Bài 1: Tính hợp lí nhất 1, 2155– (174 + 2155) + (-68 + 174) 2, -25 . 72 + 25 . 21 – 49 . 25 3, 35(14 –23) – 23(14–35) 4, 8154– (674 + 8154) + (–98 + 674) 5, – 25 . 21 + 25 . 72 + 49 . 25 6, 27(13 – 16) – 16(13 – 27) 7, – 326 – ( 115 – 326) 8, 36.82 + 18.36 9, 34.( –84) + 17.( –32) 10, –1911 – (1234 – 1911) 11, 156.72 + 28.156 12, 32.( -39) + 16.( –22) 13, –1945 – ( 567– 1945) 14, 184.33 + 67.184 15, 44.( –36) + 22.( –28) 16, –1965 – ( 628 – 1965) 17, 172.27 + 73.172 18, 66.( –55) + 33.( –90) 19) –25 . 72 + 25 . 21 – 49 . 25 Bài 2 Tìm x Z biết : 1) x – 2 = –6 2) –5x – (–3) = 13 3) 15– ( x –7 ) = – 21 4) 3x + 17 = 2 5) 45 – ( x– 9) = –35 6) –7x – (–9) = 30 7) x + (-3) = -11 8) –8x – (–11) = 43 9) 82 – (15 + x) = 72 10) (–5) + x = 15 11) 2x – (–17) = 15 12) |x – 2| = 3. 13) | x – 3| –7 = 13 14) 72 –3.|x + 1| = 9 15) 17 – (43 – ) = 45 16) | x +9| –7 = 12 17) 3| x – 1| – 5 = 7 18) 2x + 11 = 3(x – 9) 19) –15(x – 2) + 7(3 – x)20) –12(x - 5) + 7(3 - x) = 21) (x – 2).(x + 4) = 0 22) (x –2).( x + 15) = 0 23) (7–x).( x + 19) = 0 24) 25) 26) (x – 3)(x – 5) < 0 27) (x –5)(x–7) < 0 28) 2x2 – 3 = 29 29) –6x – (–7) = 25 30) 46 – ( x –11 ) = – 48 31) | x – 12| – 11 = 9 32) 56 – ( x –13 ) = –58 33) | x + 19| + 24 = 23 34) (x –11).( x + 5) = 0 35) 23 (67 x) = 34 36) |x +1| – 5 = 10 37) – 7 + 2x = – 37 – (– 26) Bài 3. Cho biểu thức: A = (-a + b – c) – (- a – b – c) a) Rút gọn A b) Tính giá trị của A khi a = 1; b = –1; c = –2 Bài 4. Cho biểu thức: A = (–m + n – p) – (–m – n – p) a) Rút gọn A b) Tính giá trị của A khi m = 1; n = –1; p = –2 Bài 5. Cho biểu thức: A = (–2a + 3b – 4c) – (–2a – 3b – 4c) a) Rút gọn A b) Tính giá trị của A khi a = 2012; b = –1; c = –2013 Bài 6. Bỏ dấu ngoặc rồi thu gọn biểu thức: a) A = (2a + b) – (a –3 b) + (a –3 c) – (3a + 2c) b) B = (a + 2b – c) + (2a – b + 3c) – (3b + 2c – a) – (3a – b – c) MONG CÁC BẠN GIÚP MÌNH, MÌNH ĐG CẦN GẤP

*Choose the best answer A, B, C or D to complete the sentences. 1. I'm very hungry. I ____ all day. A. didn't eat B. haven't ate C. haven't eaten D. have been eating 2. Their new kitchen looks fantastic. They ____ completely ____ it. A. have /been redecorating B. have/redecorated C. already /redecorated D. didn't/redecorated 3. Our kitchen's a mess. We ____ any cleaning for weeks. A. didn't do B. haven't been doing C. have done D. haven't done 4. I think they are dating. They ____ each other a lot recently. A. had seen B. haven't been seeing C. have been seeing D. have seen 5. We've discovered in this great café and we ____ there a lot. A. have been going B. have gone C. are going D. have went 6. How's your Mum? I ____ her for ages. A. had seen B. haven't seen C. haven't been seeing D. didn't see 7. You're covered in paint! What ____ you ____? A. have / done B. were / doing C. did / do D. have / been doing 8. She's gone to the doctor's. She ____ well lately. A. hasn't felt B. hasn't been feeling C. has felt D. doesn't feel 9. I ____ for ages now. A. have waited B. waited C. was waiting D. have been waiting 10. I have to write an essay. I ____ about half of it so far. A. have written B. have been writing C. wrote D. have to write 11. As well as studying on ____ in the UK, you can also choose to study outside the UK - for example by distance learning. A. department B. dormitory C. campus D. accommodation 12. You can choose to study online or on ____, in the UK or even at an overseas site. A. the move B. campus C. the ground D. board 13. IB students can select subjects so that they specialise in a particular academic field, but mathematics, native language and theory of knowledge are ____ subjects. A. compulsory B. certain C. optional D. elective 14. In England, most students in further education are adults ____ on part time programmes. A. joined B. joining C. enrolled D. enrolling 15. In some institutions, A-levels can also be awarded in combination with other ____, such as International Baccalaureate certificates. A. courses B. levels C. examinations D. qualifications 16. Vietnam National University - Ho Chi Minh City ____ around 30 undergraduate courses in English since 2000. A. have been setting up B. have been set up C. has set up D. has been setting up 17. The International Baccalaureate is also now offered by more schools in the UK as a(n) ____ to A-levels. A. alternative B. option C. choice D. substitution 18. Vietnam National University - Ha Noi, the country's largest ___ , has been carrying out a similar project since 2008, setting up six undergraduate, three masters and a PhD programme taught in English. A. school B. faculty C. institute D. institution 19. Further education courses are usually described as either ____ or vocational. A. major B. partial C. academic D. practical 20. Academic ____ are official copies of your academic work. A. transcripts B. reminds C. accounts D. statements * Find and correct the mistakes. 1. How long has you been living here? 2. I has been living here for 2 years. 3. Have they working in this company since 1990? 4. She has been cried all day long. 5. I have waiting for my turn for 20 minutes. 6. She have been cleaning her house for 4 hours. 7. I'm tired because I worked very hard. 8. He has write his letter all the morning. 9. Jane is getting fatter because she has eating too much. 10. My mother has peeling potatoes all the morning. *Fill in the blank with a suitable word. Like any other universities, the Open University can give you a degree. However, you don't have to (1) _______________ working to study. It can also open up a whole variety (2) _______________ interest. If you have (3) _______________ studied before, you will enjoy the special, new pleasure of (4) _______________ your knowledge. You will make friends of (5) _______________ kinds. You may also (6) _________________ that your qualification provides new career opportunities. You don't actually (7) ________________ to the Open University for lectures, but study at home, using television, radio and computer software. You can (8) _______________ one class a month if you wish at an Open University centre. Of course, there are exams to take, as in (9) _______________ university. If you (10) _______________ like to know more, all you have to do is complete the form below. It could be the start of a wonderful new period in your life.