Environmental protection
续 表
Analysis of the Teaching Material
Analysis of Learners
授课对象为九年级学生，这个学段的学生已基本完成九年级课本内容的学习，在七年级时他们已经学习过描述动物并表达自己感想的内容，在九年级新授课时正式接触到环境保护话题并讨论了环保对于生物的影响。
本节课重点复习的单元是九年级的Unit 13，要求学生针对环保话题表达自己的观点和看法并讨论其对地球生物的影响；七年级的Unit 5主要让学生复习对不同动物进行描述并表达自己看法。通过本堂课的学习，学生能够回顾所有已学的环保话题内容及提出建议的方式等相关知识，并将其运用在环境保护活动的号召、参与上来。
Learning Objectives
By the end of the class，students are expected to
◆master the words，phrases and structures to talk about environmental pollution and protection by using the grammar and structures correctly；
◆be able to understand and use present progressive tense，used to，passive voice，present perfect tense and modal verbs efficiently；
◆pay more attention to environmental protection and learn how important it is to keep the balance of nature.
Teaching Focuses&Learning Difficulties
◆Teaching focuses：T helps Ss to review and discuss the reasons of various kinds of pollution，and make proper use of should/had better/must+do/need to do，etc.
◆Learning difficulties：Ss can learn to efficiently use the structures to talk about pollution and environmental protection and use proper ways of giving suggestions on environmental protection.
Procedures
