1、 Part E&Part FUnit4 Planting trees is good for us湘少版（三起点）六年级下册Reviewtreeairplacecut downplantwater大转盘Why do people cut down trees?Why should we plant more trees?Free talkE Lets WriteWhy do people cut down trees?1._2._3._4._Because people want to make houses.E Lets WriteWhy should we plant more trees
2、?1._2._3._4._Because trees can keep the air clean.F Lets Have FunWhat can you see in the tree?0cicadaF Lets Have FunF Lets Have Fun1._ 2._ 3._4._ 5._ 6._A bird.A kite.A cicada.An ant.A spider.A monkey.答案Lets watch a tree+a tree=a forestkeep the air cleanplant treeskeep us coolmake the place beautiful描述怎样种植好更多的树木：I will We should.描述树木给我们的生活带来的影响:Trees can 1.完成练习册Unit4。2.预习Unit5 PartA,PartB。
