Unit6ACharityWalk-Period7Grammar(2)教学目标：1.学习用句型Itis+adj.+that来表达自己对某件事情的感受。2.学习用句型Itis+adj.+todo来描述行为和情境。3.学习用句型Itis+adj.+for…+todo的不定式来具体说明正在谈论的对象。教学内容：四会词组：lookdownon句型：Itisnecessarythatyoutrainyourselfbeforethewalk.Itisdifficulttowalkthrougheightcountryparks.Itisimportantforpeopletolearnteamspirit.教学步骤：Step1通过练习改写同义句，导入新课。1．Towalkthrougheightcountryparksisdifficult.2.Tohavesupportteamsisveryuseful.Step2教师总结新句型：Itis+adj.+todo来描述行为和情境。Step31.教师要求学生模仿此种句型结构，完成P100B部分的练习。2.改写同义句。1.Itisdifficulttolearnmath.Mathis________________.___________math_______.2.Tovisitold-agehomesismeaningful.________meaning_______old-agehomes.Old-agehomes_____meaningful_____.3.Yourschooliseasytofind.Itis__________yourschool.______yourschool_______.Step4教师继续要求学生将下列句子换一个说法，保持意思不变，导入新的教学内容。1.Itisimportantthatpeoplelearnteamspirit.2.ItisnecessarythatBenpractisesbeforethewalk.3.Itisimpossiblethathefinisheshishomeworkintenhours.Step5教师总结新句型：Itis+adj.+for…+todo的不定式来具体说明正在谈论的对象。Step61.要求学生完成P101C部分的练习2.改写同义句。(1)Itisnecessarythatyoustarttrainingafewmonthsbeforethewalk.(2)Itishardthatshecarriestheheavybox.(3)Itiswrongthatsomepeopledroplittercarelesslyinthereserve.Step7Homework1.完成《补充习题》相关内容。2.按要求改写句子。（1）Tolaughatthatblindgirlisimpolite.(同义句转换)（2）Itishelpfultogiveseatstotheelderly.(对划线部分提问)（3）Itisgoodforustodomorningexercise.(改一般疑问句)（4）Themathproblemiseasy.Milliecanworkitout.(合并为一句)（5）ItispossibleforMiketojoinORBIS.(改否定句)
