Unit 5 教案 高中英语人教版（2019）必修第一册

Unit5LanguagesaroundtheworldPeriod4DiscoveringusefulstructuresTeachingAims:Bytheendoftheclass,studentswillbeableto1.Haveagoodunderstandingofthebasicusagesofrelativeadverbssuchaswhen,where,whyinattributiveclauses;understandthestructurein/on/atwhichinattributiveclausesisequivalenttowhere/when.2.Masterthebasicusagesofrelativeadverbsofattributiveclausesintherealsituationthroughself-studyandpractice.3.Describefavouritethingsusingtheproperrelativeadverbsofattributiveclauses.TeachingimportantpointsHelpstudentstoappreciatethefunctionofrelativeadverbsofattributiveclausesinasentence.Enablestudentstomastertheusagesofrelativeadverbsofattributiveclausesflexibly.TeachingdifficultpointsUseattributiveclausestodescribethingsTeachingproceduresStep1Revision(旧知复习)Step2Lookatthesesentencesandfindouttherestrictiverelativeclauses.Q:Whatkindofinformationdoeseachclausecommunicate?Itwasatimewhenpeopleweredividedgeographically.Information:atimeforanevent.小结1先行词(即被修饰的名词)在从句中作时间状语时,连接词使用when。EmperorQinshihuangunitedthesevenmajorstatesintooneunifiedcountrywheretheChinesewritingsystembegantodevelopinonedirection.Information:alocationforanevent.小结2先行词(即被修饰的名词)在从句中作地点状语时,连接词使用where。Therearemanyreasonswhypeoplelearnaforeignlanguage.Information:areasonforanaction.小结3先行词(即被修饰的名词)在从句中作原因状语时,连接词使用why。ThesewereanimalbonesandshellsonwhichsymbolswerecarvedbyancientChinesepeople.Information:alocationforanaction.小结4先行词指物且在从句中作状语时,连接词可以用介词+which来替换关系副词,其中介词的选择和先行词的搭配有关。Step3Summarisethestructureandtheusageoftherestrictiverelativeclause.定语从句是在句子中作定语,修饰名词或代词的从句,又称为形容词性从句。这种从句由关系代词或关系副词引导,并作句子成分。

定语从句三步解题法:一、先找出主句;二、确定先行词三、判断先行词在从句中作的成分

→关系代词

代词→who(主语、宾语),whom(宾语),

that(主语、宾语),whose(定语)

which(主语、宾语)→关系副词

副词wPs:先行词在从句中作状语时,连接词有时可以用介词+which/whom来替换。

Step4Fillinthetabletocompleteeachphrasewitharestrictiverelativeclause.Thenusethephrasestomakecompletesentences.1.thedaywhentheearthquakehappened/

Istartedlearningmysecond

foreignlanguage.2.theplacewheremyfriendlives/

Imetthemoviestar3.thereasonwhyIdidntgetapay-rise/

IwanttolearnSpanish4.theplace/

time介词+

whichIfoundGrandmasglasses/

Ifirstmetyouontheship注意:并非先行词是表示时间、地点和原因的词时都用when,where,why,若先行词在定语从句中不作状语,而作主语或宾语,就必须用which或that。比较:Weoftenthinkofthedayswhenweworkedtogetherinthecountryside.when在定语从句中作时间状语,相当于onthedays。Weoftenthinkofthedayswhichwespenttogetherinthecountryside.(which在定语从句中作宾语)Step5practiseⅠ.用适当的关系副词或关系代词填空1.IstillrememberthedayIfirstcametoBeijing.

2.Thisistheroommygrandparentslivedlastyear.

3.DoyouknowthereasonherefusedtogotoMarysbirthdayparty?

4.HeworksinafactorymakesthistypeofiPhone.

5.Thefactoryhisfatherworksisinthewestofthecity.

Ⅱ.选择正确的关系代词或副词完成短文thatwhenwhere(in)whichwhowhyTheUnitedNations(UN)isanorganisationaimstopromoteinternationalcooperation.Itwasfoundedin1945andhasabout190memberstates.ThisisthereasontheUNhasahugenumberoftranslatorsandinterpreters,sinceinternationalmeetingsintheUNareattendedbypeoplespeaksomanydifferentlanguages.Translatorsarepeopleusuallyworkwithwrittenlanguage,whileinterpretersworkwithspokenlanguage.Meetingsonlytwolanguagesareusedmayneedonlyoneinterpreter,whilelargereventsleadersfrommanycountriesgathermayneedover70interpreters.

Therearetwomainwaysthataninterpretercanprovidespokentranslation.Firstisthemethodrequiresthespeakertostopeveryfewsentences,sotheinterpretercantranslatethosesentencesfortheaudience.Thesecondmethodistheonetheinterpreterlistensandtranslatesatthesametime.Thissecondmethodismoredifficult,buttheplacetheint