小学清华大学版Unit 3 The environment and usLesson 21学案

这是一份小学清华大学版Unit 3 The environment and usLesson 21学案，共3页。学案主要包含了学习目标，学习重难点，学习过程等内容，欢迎下载使用。
Unit 3 The environment and usLesson 21 【学习目标】1．To learn to describe animals and plants in English.2．To revise the words and sentence patterns learned in this unit.【学习重难点】1．To learn to describe animals and plants in English.2．To revise the words and sentence patterns learned in this unit.【学习过程】一、新知学习1．Fill in the missing letters.__ __ __guin              __ __ __mal            __ __ __daen__ __ __onment          __ __sert              __ __ __est__ __ve                  __ __ll                pro__ __ __ __re__ __ __                recy__ __ __           destr__ __2．Match the opposites.dry       dirty     bad      old     high     dangerous good     young     safe     wet     clean       low3．Let's sing the song.Edelweiss 二、达标检测1．Finish the sentences with the words from the word box in the Exercise 3.For example:Trash in the water can kill fish.2．Look at the picture. Write two sentences to tell whether it helps or hurts the environment.