Unit 5 Into the wild Using Language 课件 -2023-2024学年高中英语外研版（2019）必修第一册

山山东省裤城狮讲实捡学校 Shandongshengxuechengshungengshiyanxuexiao Unit 5 Expressions and grammar 弹德么远讲学载道 山东省薛城驿饼实验学校 Shandongshengxuechengshungengshiyanxuexiao 导课●明标 1.charity 11.crash 2.anual 12.destroy 3.migrate 13.chemical 4.seek 14.survive 5.professor 15.effect 6.measure 16.accommodation 7.determine 1.manage to do 8.eventually 2.the solution to 9.solution 3.human activity 10.amazing 4.cut down trees 操德私远讲学载道 山山东省裤城讲实验学校 Shandongshengxuechengshungengshiyanxuexiao 导课●明标 Learning aims: 1.Master the key points in the article; 2.Review the grammar:Attributive clauses(2)--when,where,why. 坤德远讲学载道 山东省薛城驿饼实验学校 自主●合作（一） Self-study&Groupwork:Read and Translate. 1.One of the most wonderful migrations in nature is that of North American monarch butterfly. 2.These two pieces of information--the time of day and the point where the sun is in the sky--allow the butterfly to determine the way to go. 3.Eventually,it manages to reach the places where it will spend the winter. 4.The solution to the mystery of the monarch's amazing ability comes at a time when it is in serious trouble. 5.Sadly,human activity is the main reason why the number of monarch butterflies is falling. 澡德弘远讲学载道 山东省薛城驿饼实验学校 Shandongshengxuechengshungengshiyanxuexiao 自主●合作（一） 6.In many of the places where the butterfly can befound,people are destroying the natural environment. 7.They cut down trees and use chemicals that kill the plants that monarch caterpillars ate. 8.People have been working together to record its migration and make sure that there are enough plants for it to feed on. 9.If this works,there may come a time when the number of monarch butterflies increases once again. 10.The more we know about this lovely creature,the greater the chance it will survive and keep its place in the natural world for a long time to come. 弹德远讲学载道 山东省薛城驿讲实验学校 展示●质疑（一） Self-study&Groupwork:Read and Translate. 1.One of the most wonderfl migrations in nature is that of North American monarch butterfly. 2.These two pieces of inform