這是什麼形狀？
Liam and Olivia are talking inside their classroom before class starts.
上課前，利亞姆和奧莉維亞正在教室裡交談。
Liam: Look at this classroom. There are so many shapes!
利亞姆：看看這間教室。這裡有好多形狀喔！
there are...有……
Olivia: Shapes? Oh, yes! Look at the clock on the wall. It is round. It is a circle.
奧莉維亞：形狀？噢，對呀！看牆上的時鐘。它是圓的。它是一個圓形。
circle(n.)圓(形)
Liam: You are right. It is a circle. It has no corners.
利亞姆：你說得對。它是一個圓形。它沒有角。
corner(n.)角落、頂點in the corner空間內部的角落at／on the corner街道轉角
Olivia: Now look at the window. What shape is it?
奧莉維亞：現在看看窗戶。它是什麼形狀？
Liam: It has four sides. All sides are the same. It is a square!
利亞姆：它有四個邊。所有的邊都一樣長。是一個正方形！
the same一樣的、相同的square(n.)正方形
Olivia: Correct! And what about the blackboard?
奧莉維亞：沒錯！那黑板呢？
Liam: Hmm. It also has four sides. But two sides are long and two sides are short. It is a rectangle.
利亞姆：嗯⋯⋯它也有四個邊。但是兩個邊長、兩個邊短。它是一個長方形。
rectangular(adj.)長方形的oval(n.)橢圓形diamond(n.)菱形
Olivia: Great job. My English notebook is a rectangle, too.
奧莉維亞：太棒了。我的英文筆記本也是長方形的。
Liam: Hey, look at my sandwich. It has three corners. It is a triangle.
利亞姆：嘿，看我的三明治。它有三個角。是一個三角形。
triangle(n.)三角形triangular(adj.)三角形的right triangle直角三角形(美式)／right-angled triangle(英式)
Olivia: Delicious! I love triangles. Oh, look at your notebook sticker. It is a yellow star.
奧莉維亞：看起來很好吃！我喜歡三角形。噢，看你筆記本上的貼紙。是黃色的星形。
Liam: Yes, I love stars! Shapes are everywhere.
利亞姆：對啊，我喜歡星形！形狀真是無所不在呢。