III.关系副词的用法：1.Where引导的定语从句先行词是地点名词，不在从句中作地状，而作主/宾/表时，用that/which.2.when引导的定语从句。先行词是时间名词，不在从句中作时状，而作主/宾/表，用that/which3.Why引导的定从IV.定从的主谓一致先行词是oneof+复数名词：定从谓语用复数。the(only)oneof+复数名词:定从谓语用单数。Americanwomenusuallyidentify(鉴定/识别)theirbestfriendassomeone_____theycantalkfrequently(经常).Iworkinacompany___almosteveryoneisworkinghard.AfterlivinginPairsforfiftyyears,hereturnedtothesmalltown_____hegrewupasachild.4.----Whydoesshealwaysaskyouforhelp?----thereisnooneelse____,isthere?WhototurntoB.shecanturntoC.forwhomtoturnD.forhertoturn.5Itwasanexcitingmomentforthesefootballfansthisyear___forthefirsttimeinyearstheirteamwontheWorldCup.6.Wearelivinginanage____manythingsaredoneoncomputers.7.Wewillbeshownaroundthecity:schools,museumsandsomeotherplaces,____othervisitorsseldomgo.8.Iknowthereason____hewaslate.9.Doyoustillremembertheoldbuildings____wevisited3yearsago.10.Thisisthefactory____heworkedbefore.11.Thisistheplace___welivedfor5years.12.Thebasketballstar___triedtomakeacomeback,attractedalotofattention.13.Iwasgiventhreebooksoncooking,thefirst____Ireallyenjoyed.14.Women___drinkmorethantwocupsofcoffeeadayhaveagreaterchanceofhavingheartdiseasethanthose___don’t.15.Thetime____IwenttoTokyoisin1986.16.I’llneverforgetthetime_____Ispentatcollege.17.Theshop____Iboughtisverybig.18.Theshop_____Iboughtthebookisverybig.19.Isthisthemuseum____youvisitedlastweek?Isthismuseum__________youvisitedlastweek?20.Nextmonth,___youwillspendinyourhometown,iscoming.Nextmonth,___youwillbeinyourhometown,iscoming.