外研八年级上册Module2Unit3Languageinuse1.Tocomparetwoplacesinyourhometown2.Tosummariseandconsolidatetheusecomparativeadjectives(-er)Objectives:Areyoufamiliarwiththesesentences?Theyareallfromthetextswehavelearnt.1.It’sgettingbiggerandbusier.2.Itsstreetsaremuchwiderandcleanertoo.3.It’sanewercitythanHongKong.4.It’stallerthanmanyotherbuildingsinShenzhen.5.SomedayitwillbecomeasbusyasHongKong.6.That’slargerthanthepopulationofmanyothercitiesinChina.7.ShenzhenislargerinpopulationthanBeijing.1.totestyoursenseofobservation2.totestyourabilityofshort-termmemory3.totestyourabilityofinductivemethod1.It’sgetting______(big)and______(busy).2.Itsstreetsaremuch______(wide)and______(clean)too.3.It’sa_____(new)city____HongKong.4.It’s_____(tall)____manyotherbuildingsinShenzhen.biggerbusierwidercleanernewerthantallerthan5.Somedayitwillbecome__________(busy)asHongKong.6.That’s______(large)_____thepopulationofmanyothercitiesinChina.7.Shenzhenis_____(large)inpopulation_____Beijing.busyaslargerthanlargerthan以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解,下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。比较级用于比较两个主体的，组成句子的方式是将形容词或副词变成比较级的形态，即在形容词或副词前加more或加后缀-er。比较级的构成：1)规则变化：单音节和部分双音节词一般在词尾加-ertall→tallerlong→longer以字母e结尾的词，在词尾加-rfine→finerlate→later重读闭音节词且词尾只有一个辅音字母，双写辅音字母再加-erbig→biggerthin→thinner以“辅音字母+y”结尾的双音节词，先把“y”改为“i”再加-ereasy→easierfriendly→friendlier多音节词和部分双音节词在词前加moreoutgoing→moreoutgoingbeautiful→morebeautiful2)一些不规则变化：good/well→better；bad/badly→worse；many/much→more；far→farther/further比较级常用句型：1.A+动词+形容词比较级+than+B意为“A比B更……”Thistreeistallerthanthatone.TheclimateinBeijingishotterthanthatofNingbo.ABAB2.表示两者之间的选择,可使用Whichis+比较级,…or…?Whichislonger,thisoneorthatone?3.The+比较级……，the+比较级……“越……越……”Thesmallertheho...
