Unit 4 Fun with shapes (The 1st period)Teaching aims: Identify questions, statements, imperatives, etc. by recognizing intonationCommunicate with others on familiar topics by using simple learned expressions and structuresSay simple words, phrases or sentences by looking at picturesMain points:New words: a circle, a square, a triangle, a starNew sentences: There’s a square. It’s green. I can see two triangles. They’re blue.Difficult points:How to ..