教学目标：1、能听懂、会说：Myschoolbagisheavy.Whatsinit?Thankyousomuch!Howmany....
Myschoolbagisheavy.Itfiftyyuan.Itpink.Havemanybooksinmyschooibag.AnEnghlish,amanybook,and``````Myhaveonepencil-case,threepencil,twoeraser,andsixruler.
