1、Unit 8 We shouldnt waste water.We should plant more trees.We should use bikes instead of cars.We shouldnt kill wild animals.We shouldnt waste waterWe shouldnt litter.keep the rivers clean 保持河流干净 keep the air clean and fresh 保持空气干净又清新 plant more trees 种植更多的树 use bikes instead of cars 用自行车代替小汽车 should
2、nt kill wild animals 不应该捕杀野生动物 shouldnt waste water 不应该浪费水 shouldnt litter 不应该乱扔垃圾1.What is the girl doing?2.What shouldnt we do?3.Is there enough water on the earth?4.What must we do?Part AShe is washing her blouse.We shouldnt waste water.No,it isnt.We must save every drop of water.We should save w
3、aterWe shouldnt waste waterWhat shouldnt we do?What should we do?What should we do?We should.What shouldnt we do?We shouldntplant more treeskill wild animalssave waterlitterHow to make our school more beautiful?What should we do?What shouldnt we do?Write a letter to students in Tonggu school。Dear students:Our school is beautiful.Do you like our school?As a student,we should We shouldnt Lets begin today.Yours
