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daueuh
2 năm trước
thu gọn biểu thức sau: a,3x^2y* (1/6x^2y^2z) b,-5x^3y^2+10x^3y^2+(-3/4x^3y^2)-x^3y^2 c,1/3x^2y+xy^2-xy-1/2xy^2-3xy-1/3x^2y
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1. Nobody plays this piece of music as beautifully as he does. → He plays this………………………………………………… 2. We spent five hours getting to London. → It took ........................................................................................ 3. Listening to music gives him pleasure. → He enjoys.listening to music....................................................... 4. She is more beautiful than her younger sister. → Her .younger sister is not as beautiful as her………………… 5.They began studying English in 2015. → They ................................................................................ 6. You ought to go to school now. → It’s time .................................................................................... 7. We couldn’t keep on cleaning the streets because of the heavy rain. → Because it………………………………………………………………. 8. We can’t afford to buy the car. → The car is ................................................................................... 9. People say that he wins the first prize. → He is said to ............................................................................... 10. She bought that house in 1990. → She has ......................................................................................

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