31-03 图形

名称：31-03 图形
内容简介：
What shape is a book?
书是什么形状？
It's a rectangle.
是长方形。
What shape is a coat hanger?
大衣衣架是什么形状？
It's a triangle.
是三角形。
What shape is colored paper?
彩色纸是什么形状？
It's a square.
是正方形。
What shape is a button?
纽扣是什么形状？
It's a circle.
是圆形。
A circle has no points and no sides.
圆没有端点，也没与边。
Can you see something round in the room?
你能在房间内看到圆形的东西吗？
The clock is round.
时钟是圆形的。
A can is in the shape of a cylinder.
罐头是圆柱体。
A ball is a sphere.
球是球体。
What shape is an ice cream cone?
冰淇淋是什么模样？
It's a cone.
这是圆锥体。
A dice is a cube.
骰子是立方体。