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longkhanh20042002
2 năm trước
Chứng minh giá trị biểu thức sau không phụ thuộc vào giá trị của biến : (4x - 5)(2x + 3) -4(x + 2)(2x - 1) +10x +7
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Exercise 1 : Combine these sentences 1. Lion dancing is very popular in Viet Nam but my friend Anny does not enjoy it. =>Though ..................................................................................................................................................................................... 2. Bob lives far from the school, but he always walks to work. => Though .................................................................................................................................................................................... 3. My house is near the beach, but I rarely go swimming. => Although ................................................................................................................................................................................. 4. My brother is working in Ha Noi, but he comes home every public holiday. =>Though ..................................................................................................................................................................................... 5. Paul is an Australian, but he enjoys Vietnamese New year. =>Though ..................................................................................................................................................................................... 6 Most children go to see the firework show, but Linh and Mai stay home watching TV. =>Even though .......................................................................................................................................................................... 7. Nick used to smoke, but he seemed to be in good health. =>Though ..................................................................................................................................................................................... 8.I was very tired , but I couldn’t sleep. . =>Though ..................................................................................................................................................................................... 9. Henry is a millionaire, but he hates spending money. =>Though ..................................................................................................................................................................................... 10. I had all necessary qualifications, but I didn’t get the job.. (though) => ....................................................................................................................................................................................................... 11.Mary came to class late. Her motorbike had a puncture. (because) 12. Nick used to smoke. He seems to be in good heath. (although) 13. Our team won by a large margin. No one thought we were strong. (however) 14. I could not see his face clearly. He was standing in the shadow. (therefore) 15. We couldn’t get tickets. We queued for an hour. (Though) 16. The man spoke very slowly. He wanted me to understand what he said. (because) 17. She earned her living by selling newspaper. She had a good B.A. degree. (even though) 18. Our flight was delay. We decided to take a long walk around the terminal. (because) 19. I enjoyed the film. The story was silly. (Though) 20. We live in the same street. We hardly ever see each other. (although) 21. My foot was injured. I managed to walk to the nearest village. (although) 22. Mary didn’t go to school yesterday because she was sick. (so) 23. She went to bed early because she felt tired . (so) 24. Margaret stayed at home because her mother was sick. (so) 25. I couldn’t do the test because it was difficult. (so)

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