Exercise 3: Underline the mistake and correct it 1. My keys were find in the living room. ________________________________________________________________ 2. Household rubbish is took to a large dump. ________________________________________________________________ 3. The local library located near the local school. ________________________________________________________________ 4. The chair was fixed with Jim. ________________________________________________________________ 5. This fridge was bought in 2000 by my brothers. ________________________________________________________________ 6. The birthday cake was cutted into 8 pieces. ________________________________________________________________ 7. The organization were founded in 1970. ________________________________________________________________ 8. The streets are litter with rubbish. ________________________________________________________________ 9. The old man helped by his grand children. ________________________________________________________________ 10. Many houses were destroy in the flood. ________________________________________________________________

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UNIT 1: MY HOBBIES I. Put the verbs in brackets into the present or future simple 1. I ( help) ................................... you with these heavy bags. 2. Mary ( buy) ................................ a new houses for her family next year. 3. I hope you (get) ..............................good grades next semester. 4. The visitors probably ( visit) ..................................... the museum tomorrow afternoon. 5. She promises that she (not tell) ......................................anyone what happened. 6. My grangparents often (watch) ..............................TV in the evening. 7. These boys (walk) ......................................................................to school everyday? 8. We (smell) ....................................................something burning. 9. He ( not be) ............................................a lazy boy. 10. His children ( never play) ................................... computer games. 11. They (be) .....................................usually at homr on Sundays. 12. These students often ( have) ........................................lunch in the school canteen. 13. Dorothy sometimes (help) ...........................................her mother to do the housework. 14. What he ( usually have) ...............................................for breakfast? _ Rice and boiled eggs or meat. 15. He ( look) ...........................................tired and hungry now. 16. Don’t worry. You all (know) ..........................................the result tomorrow. 17. You ( have) ......................................... time to help me when I need you? 18. Do you think he ( recognize) .............................................. me? 19. Perhaps he ( arrive) .............................................in time for lunch. 20. I am sure that you (like) ........................................our new house. II. Use the present or future simple form of each verb in brackets to complete the passage There are four people in my family. We (1. have) .......................... different hobbies. My father (2.like) .......................... playing badminton. He (3.play) .................................it almost everyday. My mother (4. not like) ..................................... this sport. She (5. enjoy) .................................. walking. Every morning she (6. walk) .............................for about two kilometers. Next year, I (7. join ) ........................... her. My younger sister (8. love) .................................reading books. There is a big bookshelf in her room. I (9. not like) ...................................her books because they are usually picture books. She says she (10. read) ...................................other kinds of books when she

Câu 1 : Biết 3x+2(5-x) =0 ,giá trị của x là a/ -8 b/-9 c/ -10 d/ kết quả khác Câu 2 : Chọn câu trả lời đúng (2x3-3xy +12x).( bằng a/ b/ c/ d/ Câu 3 : Tích của đa thức :4x5+7x2 và đơn thức -3x3 là a/ 12x8+21x5 b/ -12x8+21x5 c/12x8-21x5 d/-12x8-21x5 Câu 4 : Tích của đơn thức :x2 và đa thức ; 5x3 –x- là : a/5x6 +x3 - x2 b/ -5x5-x3- x2 c/ 5x5-x3- x2 Câu 5 : Tích của đơn thức x và đa thức 1-x là : a/x2-x b/ 1-2x c/ x2+x d/ x-x2 Câu 6 : Xác định đúng sai : a/3x.(5x2-2x+1)=15x3-6x2-3x b/(x2+2xy-3)(-xy)=-xy3-2x2y2+3xy c/-5x3(2x2+3x-5)=-10x5-15x4+25x3 d/(-2x2+ y2-7xy).(-4x2y2)=8x4y2+3xy4+28x2y3 Câu 7: Giá trị của x thoả mãn : 2x.(5-3x)+2x(3x-5) -3(x-7)=3 là : a/ 6 b/-6 c/ 4 d/ -4 Câu 8 : Các biểu thức sau không phụ thuộc vào giá trị của biến đúng hay sai : a/2(2x+x2)-x2(x+2)+(x3-4x+3) b/x(x2+x+1)-x2(x+1) –x+5 c/3x(x-2)-5x(x-1)-8(x2-3) d/2y(y2+y+1)-2y2(y+1)-2(y+10) Câu 9 :Tính và thu gọn : 3x2(3x2-2y2)-(3x2-2y2)(3x2+2y2) dược kết quả là : a/ 6x2y2-4y4 b/ -6x2y2+4y4 c/-6x2y2-4y4 d/ 18x4 -4y4 Câu 10 : Tính (x-y)(2x-y) ta được : a/ 2x2+3xy-y2 b/ 2x2-3xy+y2 c/ 2x2-xy+y2 d/ 2x2+xy –y2 Câu 11: Điều kiện để cho biểu thức là một phân thức là: A. x 1; B. x = 1; C. x 0 D. x = 0 Câu 12: Phân thức bằng với phân thức là: A. B. C. D. Câu 13: Phân thức đối của phân thức là: A. B. C. D. Câu 14: Phân thức nghịch đảo của phân thức là: A. B. C. D. Câu 15 : Chọn kết quả đúng ; (2x+3y)(2x-3y) bằng a/ 4x2-9y2 b/ 2x2-3y2 c/ 4x2+9y2 d/ 4x-9y