Unit 2 It's a circle.New wordscircle square line dotWhat's this?What's this?What's this?What's this?circle 圆square 正方形line 线;直线dot 点meet 见面1322square 正方形 line 线;直线dot 点 meet 见面circle 圆1323line 线;直线circle 圆meet 见面square 正方形 dot 点 1322选读任一个单词!Are you lucky?line 线;直线circle 圆meet 见面square 正方形 dot 点 circle 圆square 正方形line 线;直线dot 点hot 热的Swat fly.What's this?What's that?It's a square.It‘s a circle.How many circles are there?How many squares are there?There are circles.There are squares.