PeriodThreeReading(Ⅱ)一、Teachingaims⑴.Tocheckunderstandingbyevaluatingsentences.⑵.Toskimtextforoverallmeaningandscanfordetails.二、TeachingproceduresStep1:FreetalkStep2:AnswersomequestionsaccordingtoReading.⑴.Wheredomanyendangeredbirdslivenow?⑵.WhatdoesZhalongneedmorepeopletodo?⑶.Whathelpsuslearnaboutprotectingwildlife?Step3:LanguagePoints⑴.Change在本文中是可数名词，意为“变化”。如：Whydidyoumakeachangeintheplan?Thereisachangefromcoldtohotintheweather.Change作不可数名词时，意为“找头”“零钱”。如Ihavenosmallchangeaboutme.Hereisyourchange.Hedoesn’thavemuchchangewithhim.⑵.count在本文中作名词，相当于countingbirds。Count作动词可意为“数……”“有结果”等。如：Thelittlechildislearningtocount.Thelittlegirlcancountfromonetoonehundred.Thatwillcountnothing.⑶.bymistake意为“由于疏忽”“错误地”，在句中作状语。该短语中mistake前不用冠词，也不能加s。如：Hetookmybookbymistake.Sorry,Itookyourpenbymistake.Thelittlechildatethepillsbymistake.注：当mistake作“错误”解释时，是强数名词。如：Ioftenmistakehimforhiselderbrother.⑷.tear一词的用法tore是tear/t/的过去式形式，过去分词形式为torn。Tear意为“撕”，作及物动词或不及物动词。①.tear作及物动词。如Hetoreapieceofpaperintohalves.Shetoretheletterintopieces.注：tearsthup=tearsthintopieces意为“撕碎”。②.tear作不及物动词。意为“撕着”“扯着”。如：Hebecamesoangrythathetoreatmyhair.ItoreattheclothbutIcouldn’ttearit.Thisclothestearseasily.③.tear还常用于某些短语。如teardown拆除，tearoneselfawayfrom（恋恋不舍地离开）等。如：Theywillteardownthoseoldhouses.Theboycouldhardlytearhimselfawayfromcomputergames.Step4:Homework完成《作业本》第三教时教后感：
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