Unit2Lesson8whyareplantsimportant

Unit2 Lesson8 why are plants important 教学目标 语言知识 掌握本课的单词及植物在我们生活中的重要作用 语言技能 在听录音时有目的的获取所需关键信息 语言运用 能通过学习本课的对话简单的复述课 加强对本课的阅读 理解 情感态度 通过谈论植物的重要性 学生掌握植物在生活中的重要作用 并且让学生树立爱护植物 的思想 Teaching Aims A Learn the importance of the trees B Learn to how to express the usage of the trees Learning aims 1 Remember the new words air energy die heat nothing bamboo kilogram shade carry away make into 2 The important sentences Trees help clean the air Donuts don t grow on the trees All plants take energy from the sun and make it into food Without food they would have nothing to eat and they would die Language Focus 1 Trees can help clean the air help to do sth help with sth 帮 做 2 Donuts don t grow on trees on the tree on trees 与 in the tree in trees on the tree on trees 在树上 指树本身所长的东西 如树叶 花等 用 on 表示在 树的枝叶中 in the tree in trees 在树上 表示不属于树本身生长的 如鸟 人等 用 in 表示在枝 叶上 Then the wind and water don t carry the soil away 风和水就不能把土壤走 carry away 1 运走 拿走 2 使着迷 激动 carry back 1 运回 拿回 2 使回想起 carry on 1 继续进行 2 吵吵闹闹 carry through 1 进行 到底 2 使度过 困难 危险等 carry off 1 轻而易举地完成 2 夺去 某人 生命 拐去 教学重点及难点 1 掌握植物在生活中的重要作用 2 学习怎样用英语表达植物的作用 Learning important and difficult points 1 区分短语 in trees 与 on trees 2 Master Why are plants important 教学方法 任务教学法 学生中心教学法 多媒体教学 Learning method Listen say read and write Teaching times one class Preparation of teaching aids tape recorders tapes multi media Teaching Process Step 1 Greeting Step2 Talking Talk about Why do we need trees What kind of things can plants do Step 3 Revision Ask some questions 1 How many main parts do plants have What are they 2 What do plants need to grow Why do plants need them 3 Do you think plants are important Step4 Learning Learn new words Step 5 Think about it Step6 Listion to the tape and answer quitions 1 What are Danny Jenny and Brian talking about They are talking about trees and the reason why we need them 2 Donuts don t grow on trees do they No they don t 3 Why do we need trees Ask some students answer and the teacher correct Step7 Reading Read the dialogue first Then find out the useful expressions 1 talk about 2 clean the air 3 on trees in trees 4 carry away Step 8 look at the picture know the fascinating facts Step9 studing language points 1Let s Let us 2 help sb to do sth 和 help sb with sth 3pleasant 与 please 的区别 Among 与 between 的区别 4 on the tree on trees in the tree in trees 5also too 与 either 6 carry away carry back carry off carry out Step10 Practice Practice the dialogue in pairs Step 11 project Step12 Do exercises Step 13 Homework Write a diary about why we need trees Preview Lesson 14 Summary Review the text is very