你能帮帮他们吗
精彩回答
The 29th Olympic Games was h______ (举办) in Beijing on August 8th, 2008.
1年前
Alice could see her grandmother doing some cooking the kitchen’s glass door.
1年前
Long, long ago people made fires from lightening (闪电).
1年前
已知x-12的平方根是正负根号13,2x+y-6的立方根是2,求-3xy的算术平方根
1年前
二次函数定义域,值域为R,说明什么?与a有什么关于关系?与△有什么关系?
1年前