新概念2练习册45课答案,答案反面那一点也要,

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• 己知x^2一5x+|=0求x^4+1÷x^4；x^2÷x^4+x^2+1

  1年前

• she not only has many friends,but also has more self-confide

  1年前

• 已知△ABC三内角A,B,C成等差数列,且A—C=π/3,求COS^2A＋COS^2B+COS^2C的值?

  1年前

• 英语改病句.1.The all boys are here.2.Can you speak English?Yes ,b

  1年前

• There are some umbrellas behind the door(复数句

  1年前

精彩回答

• The best way to earn __________ (尊重) from others is to respect others.

  1年前

• 小明一天存三块钱要多少天才能存够120块

  1年前

• 《桃花心木》一文，作者的这篇文章不只是单纯地写桃花心木这种植物，也在借物喻人。你知道有关此类写法的文章还有______________________________

  1年前

• In four years,she developed a rhythmic stride,which was a medical wonder.

  1年前

• The bird is flying in the sky.改为疑问句

  1年前