简介： 课件31张PPT。Unit 3 Is this your pencil?Section Aa cupan orangea pena key1aLead-in— What’s this in English? — It’s a key.— Spell it please. — K-E-Y.— What’s that in English? — — How do you spell it? —It’s a pen.P-E-Npen eraser book ruler pencil pencil box schoolbag dictionary 笔；钢笔橡皮书尺；直尺铅笔铅笔盒；文具盒书包词典...