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时间:2018-12-15
《高中英语 module2 developing and developed countries 第4课时学案 外研版必修3》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Period4:Grammar学习目标:1.理解并能够运用连词(but,however,althoughandwhile)2.了解不同连词的含义3.利用例句归纳出语法规则学习重点:理解并能够运用连词(but,however,althoughandwhile)学习难点:利用例句归纳出语法规则课前预习使用说明与学法指导:1.利用例句归纳出语法规则2.15分钟之内完成预习自测:观察下列从ReadingandVocabulary中选取的句子,体会连词but,however,although以及while的用法。①Norwa
2、yisatthetopofthelist,whiletheUSisatnumber7.②TheUKisinthethirteenthposition,whileChinaisinthemiddleofthelist.③However,thechallengesarestillgreat.Everyday799millionpeopleindevelopingcountriesarehungry.④Althoughmorethan80%ofchildrenindevelopingcountriesgotoprimar
3、yschool,about115millionchildrenarenotbeingeducated.⑤However,inotherregionsoftheworld,e.g.EasternEurope,waterisnowmostlysafetodrink.⑥Thereportshowsthatwearemakingsomeprogressbutthatweneedtomakegreaterefforts.⑦Althoughdevelopedcountriesgivesomefinancialhelp,they
4、needtogivemuchmore.[自我总结]连接词是连接单词、短语、从句或句子的一种,在句中作任何成分,但大多数连接词都有具体的和。我的疑问:__________________________________________________________________________________________________________________________________________课内探究质疑探究:用法例句but连接两个句子或短语在意义上必须完全相反。Theyrushedto
5、thehospitalbuttheyweretoolate.他们急忙赶到医院,但是已经太迟了。however指不管前面所说的如何,总以后面的为正确,含有不可置疑的含义。可用于句首、句中或句末。用逗号与其他部分分开。Heworkedveryhard.However,hefailed.他工作很努力,然而失败了。Youhavenottoldusyouropinion.Youcan,however,makeitclearnow.你还没有告诉我们你的意见,但是现在你可以明白告诉我们。Thecompositionisallri
6、ght,thereisroomforimprovement,however.这篇作文还不错,不过还可以改进。although意为“尽管;虽然”,可以与still,yet连用,但不能与but连用。后接让步状语从句,不接短语。Youcancopydownmyanswers,althoughI'mnotsurethey'reright.你可以抄下我的答案,但是我不确定是否正确。whilewhile作并列连词,连接两个句子,意为“而,然而,却”。用作从属连词时,意为“虽然,尽管”引导让步状语从句;意为“正当……时候”引导时
7、间状语从句。Whileneverabigeater,hedidsnackalot.尽管他饭量从来不大,但零食确实是吃得很多。Iearnonly50dollarsaweek,whilesheearns80dollars.我一个星期只赚50元,她却赚80美元。ShecalledwhileIwasout.我不在家的时候,她来访了。当堂检测:选词填空(although/however/but/while)1.Thebirthrateindevelopingcountriesisalwayshigh,itiscomparat
8、ivelylowindevelopedcountries.2.Hehasn'tarrived.Hemay,,comelate.3.Ithinkweshouldgetthecomputer,itwilltakeupmuchspace.4.Hecalledforhelpagainandagainnoonecametohim.5.Onecan'tfeeltheai
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