石家庄市复兴中学高中英语Workingtheland（第三课时）教学案

学必求其心得，业必贵于专精学必求其心得，业必贵于专精学必求其心得，业必贵于专精必修ⅣUnit2Workingtheland（第三课时）班级姓名小组【学习目标】1。学生通过阅读课文，能够勾画出本单元重要句式。2。学生通过阅读课文原句，能够说出其所包含的语言知识。3。学生通过读例句，能够写出重点句式的应用要点，并口头翻译例句的汉语意思.【重点难点】1.背诵重点句式及其例句。2。能运用所学句式写出完整正确的句子.【考点分析】能够运用所学重点单词、短语写出完整正确的句子【学情分析】学生通过背诵整理不规则动词,能够正确写出动词的不同形式。【导学流程】回顾旧知熟读P10，P14课文，标出下列重要句子，并口头说出划线部分的语言知识。AlthoughheisoneofChina’smostfamousscientists，YuanLongpingconsiderhimselfafarmer,forheworksthelandtodohisresearch。Morethan800millionpeoplegotobedhungryeveryday。Hespent7daysinthewindandsnow,coldandhungry.Nowmorethan60%ofthericeproducedinChinaeachyearisfromthishybridstrainSincethen，findingwaystogrowmorericehasbeenhislifegoal.Spendingmoneyonhimselforleadingacomfortablelifealsomeansverylittletohim.Nothavingenoughfoodleadstopoorhealthand,therefore,sickness.IsDrYuanmoreofascientistormoreofafarmer？Hehasbeenwritingarticlesforournewspapertheseyears,andhehaswrittenabout40articles。Usinghishybridrice，farmersareproducingharveststwiceaslargeasbefore。Hewouldmuchratherkeeptimeforhishobbles。Inaddition,fruit，vegetablesandotherfoodgrownwithchemicalfertilizersusuallygrowtoofasttobefullofmuchnutrition.Indeed，hissunburntfaceandarmsandhisslim,strongbodyarejustlikethoseofmillionsofChinesefarmers，forwhomhehasstruggledforthepastfivedecades.Thisspecialstrainofricemakesitpossibletoproduceone-thirdmoreofthecropinthesamefields。二、小组讨论读例句，背诵重点句式的用法，并口头翻译例句。1。(教材P9)Ifso，whatdidyoudotogrowthem？如果这样的话,你做了些什么来种植这些植物？[句法分析］Ifso为省略句式，意为“如果是这样的话”其完整形式为________________,if用作连词，so用来代替上文的内容，以避免重复。While(hewas)walkinginthepark,hemetanoldfriendbychance。Youcanusemycomputerif（itis）necessary.Hehadhisfingercutwhile_______________thewindow.（clean）a。状语从句省略的原则是___________________________________________________________________________________________________________.b.约定俗称的省略：如果这样的话__________，如果不的话_________,如果有必要的话___________，如果曾经有的话__________，如果万一…的话________，怎么会这样？__________,倘若…又会怎么样呢_______那又怎么样呢？___________2。非谓语动词做状语（1）Theteachercameintothelab,followedbysomestudents。（2）Thesecretarystayeduptolate,preparingthereportfortheboss.(3）Thesecretarystayeduptolatetopreparethereportfortheboss.(4)Hehurriedtotheairport,onlytobetoldthefamousstarhadgone.(5）Hisparentswentabroad,leavinghimlivingwithhisgrandpa.三、随堂练习1。背诵了解感知部分句子，将其翻译成汉语，并对句子所含语言点进行分析。2。背诵P10课文第一段，完成课文挖空练习._____________heisoneofChina'smostfamousscientists,YuanLongping_____(consider)himselfafarmer，forheworksthelandto_____hisresearch.Indeed，hissunburntfaceandarmsandhisslim,strongbodyarejustlikethoseof_____(million)ofChinesefarmers,_____whomhe_______（struggle)forthepastfivedecades。DrYuanLongpinggrows____iscalledsuperhybridrice.In1974，he______（become）thefirstagriculturalpioneerintheworldtogrowricethathasahighoutput。Thisspecialstrainofricemakes____possibletoproduceone-thirdmoreofthecropinthesamefields.Nowmorethan60％ofthericeproducedinChinaeachyear_______fromthishybridstrain.3.。写出下列词的过去式,过去分词，现在分词。speak________________________________break____________