perfectly等于什么?A.without mistakes B.without diff

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• 已知正四棱柱的底面边长是3，侧面的对角线长是35，则这个正四棱柱的侧面积为______．

  1年前

• 1/1+（2/1-1/2）+（3/1-2/2+1/3）+（4/1-3/2+2/3-1/4）+.+(9/1-8/2+7/3

  1年前

• You’ll sound a lot more polite if you make a request _______

  1年前

• The boy got ___ his bike in front of a post office.

  1年前

• The red light is on.You must w___for the green light.

  1年前

精彩回答

• During the Spring Festival, the Jiankang Road is too crowded. ________ sides of it are full of people.

  1年前

• if后面跟be+doing是什么情况呢

  1年前

• She always goes to the movies.(改为一般疑问句)

  1年前

• Can I see my baby?" asked the happy new mother.

  1年前

• 下面属于神经组织示意图的是( )

  1年前