Phân tích đa thức thành nhân tử bằng cách tách hạng tử a)x^2+4x+3 b)4x^2+4x-3 c)x^2-x-12 d)4x^4+4x^2y^2-8y^4 e)x^8+x+1

31. My mother took me to the zoo yesterday

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32. Blair invented a color television in 1928.

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33. John gave me these records last week.

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34. Our club holds meetings once a month.

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35. She doesn’t find anything in that box.

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Choose the best answer.

We are looking for ____ place to spend ____ night.

Choose the best answer.

Please turn off ___ lights when you leave ___ room.

Choose the best answer.

I like _____ colorful costumes of ____ ethnic minority people in Vietnam.