Delilah

Fill in each blank with a suitable preposition or particle. 7. Santa Claus is based ==…the description of Saint Nicholas. 8. T

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Fill in each blank with a suitable preposition or particle. 7. Santa Claus is based ………………………the description of Saint Nicholas. 8. The couple broke ………….their engagement after they had a huge argument. 9. At school, Luis got into a lot of trouble for something I did, and now he holds it………………….me. 10. Do you have … Đọc tiếp

Phân tích các đa thức sau thành nhân tử: a, -x-y^2+x^2-y  b, x(x+y)-5x-5y  c, x^2-5x+5y-y^2  d,5x^3-5x^2y-10x^2+10xy  e, 27x^3-8y^3  f, x^2-y^2-x

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Phân tích các đa thức sau thành nhân tử: a, -x-y^2+x^2-y  b, x(x+y)-5x-5y  c, x^2-5x+5y-y^2  d,5x^3-5x^2y-10x^2+10xy  e, 27x^3-8y^3  f, x^2-y^2-x-y  g, x^2-y^2-2xy+y^2  h, x^2-y^2+4-4x  i, x^6-y^6  k, x^3+3x^2+3x+1-27z^3  l, 4x^2+4x-9y^2+1  m, x^2-3x+xy-3y

1. If I …a lot of money now, I …………..a new car. a. have /will buy b. have / would buy c. had/ will buy d. had/ would buy. 2. If I ……………you, I

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1. If I …a lot of money now, I …………..a new car. a. have /will buy b. have / would buy c. had/ will buy d. had/ would buy. 2. If I ……………you, I …………….do that. a. am/ will b. were /would c. were/ will d. had been/ would. 3. if I were offered the … Đọc tiếp