江苏省盐城市阜宁县明达初级中学八年级英语下册8BUnit1PastandpresentGrammarBandC教案牛津版总课题8BUnit1Pastandpresent总课时10第6课时课题GrammarBandC课型新授教学目标知识目标Tolearnsomenewwords能力目标Tolearntheuseofthepresentperfecttense情感目标Tounderstandthedifferencebetween“since”and“for”教学重点与难点Thedifferences:havebeento&havegonetoSince&for…教学资源Pictures.smallblackboards课前预习内容Previewthepastcontinuoustensewith“while“and“when”时间8minutes方法Makesomesentences.要求Canuse“sinceandfor”,havebeento&havegoneto教学过程教师活动二次备课Step1.Pre-checking①Hashejustarrived?②Wherehaveyoubeen?③TheyhavebeentoBeijing.Step2.TeachthenewwordsfromP8toP12.Step3.Checkthehomework.Step4.Reviewthepresentperfecttense.→Structure:have/has+V(过去分词)Pastparticiple:规则动词的过去分词与过去式相同。Addsomeirregularverbs.teach---taught---taughtbring---brought---broughtget—got—gotknow--knew—knowngrow—grew--grownfind--found—foundhold—held—heldshow—showed--shownkeep---kept---keptleave---left---leftlose---lost---lostrun---ran---runswim---swam—swumdrive—drove--drivenbegin—began--begunStep5.Review时间状语already/yet,never/ever的用法。Step6.Explaintheuseofsomewords.(1).for和since的区别。for和表示一段时间的词组连用。eg.forsixhours/ninedays/twoweeks/thirtyyearssince和表示过去某一时刻的词或词组连用。e.g.hard/last/deep/fast/long/far/well/first/pretty/early/high/wide/late/ugly…eg.sincenineo’clockthismorning/lastsummer/threeweeksago/Septembersince还可以引导时间状语从句，表示“自从…..以来”。eg.自从他出生以来，他就住在这儿。Hehaslivedheresincehewasborn.自从我离开学校，我给他写过两次信。avewrittentohimtwicesinceIleftschool.Wehavebeenfriendsforfiveyears.(1.用since改写句子2.划线提问)Wehavebeenfriendssince2000/fiveyearsago.(+时间点)Ihaveknownhimfortwomonths.(同上)(2).just的用法just作“刚刚”解时，多和现在完成时连用。eg.Ihavejustfinishedlunch.我刚吃过午饭。Thetwovisitorshavejustarrived.两位来访者刚刚到达。justnow“刚才”，动词只能用过去时态。Theygaveittomejustnow.他们刚才将它给了我。(3).havegoneto去了（没回来）havebeento去过，到过（已回来）eg.HehasbeentoBeijing.他到过北京。（现在他不在北京）HehasgonetoBeijing.他上北京去了。（现在他不在这里）Wherehaveyou_____?Ihave________thepark.Whereishe?Hehas______tothelibrary.DoexercisesonP13.Step7Sumupthedifferencesbetween“havebeento“and“havegoneto”,sinceandforStep8Exercises&Homework:1.Recitesomephrases.2.PreviewIntegratedskills.教后反思：
