Unit 5 I Have a Bag,bag,book,pen,pencil,pencil,eraser,eraser,an,an egg,an apple,an umbrella,Lets practise,I have a / an_,Reorder the letters,a b g,bag,重新排序,字母,o k o b,book,n e p,pen,e e r r a s,eraser,尺子,ruler,e l u r r,pencil,e p c l n i,蜡笔,crayon,a n c y o r,重点句型（一,I have a/an_. 我有一个_。 学会用这个句型来介绍自己的文具,我会造句子,I have a pen. I have a pencil I have a ruler. I have an eraser,我有一支钢笔,我有一把尺子,我有一支铅笔,我有一个橡皮,重点句型（二,I have some_. 我有一些_。 学会用这个句型来介绍自己的文具 I have some books. I have some crayons
