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1、SectionB阅读课Unit3Couldyoupleasetellmewheretherestroomsare?CouldYouPlease...?Whenyouvisitaforeigncountry,itisimportanttoknowhowtoaskforhelppolitely.Forexample,youmayask“Wherearetherestrooms?”or“Couldyoupleasetellmewheretherestroomsare?”Thesearesimilarrequestsfordirections.Botharecorrect,butthefirstone
2、soundslesspolite.Underlinethetopicsentenceforeachparagraph.2bReadthearticle.Thatisbecauseitisaverydirectquestion.Itisnotenoughtojustaskaquestioncorrectly.Wealsoneedtolearnhowtobepolitewhenweaskforhelp.Goodspeakerschangethewaytheyspeakindifferentsituations.Theexpressions(theyuse)mightdependonwhomthey
3、arespeakingtoorhowwelltheyknoweachother.Itisallrighttoaskdirectquestionstoyourclassmatesbecauseyouknowthemwell.However,Ifyousayto修饰语yourteacher,“Whenistheschooltrip?”,thismightsoundimpolite.Butifyousay,“Excuseme,Mr.West.Doyouknowwhentheschooltripis?”,thiswillsoundmuchmorepolite.Usuallypolitequestion
4、sarelonger.Theyincludeexpressionssuchas“Couldyouplease...?”or“MayIask...?”Itsoundsmorepolitetosay,“Peter,couldyoupleasetellmeyoure-mailaddress?”than“Peter,tellmeyoure-mailaddress.”Sometimesweevenneedtospendtimeleadingintoarequest.Forexample,wemightfirstsaytoastranger,“Excuseme,Iwonderifyoucanhelpme”
5、or“I’msorrytotroubleyou,but...”beforeaskingforhelp.Itmightseemmoredifficulttospeakpolitelythandirectly.However,itisimportanttolearnhowtousetherightlanguageindifferentsituations.Thiswillhelpyoucommunicatebetterwithotherpeople.1.inexpensive不昂贵的，便宜的inexpensive形容词,意为“不昂贵的”，其同义词为cheap,反义词为expensive/dear。
6、inexpensive是由expensive加上否定前缀in-构成的。►Thesweaterisinexpensive.这件毛衣不贵。LanguagePoints英语中常见的否定前缀：拓展：①dis-表示“不;非；相反”，如：like喜欢—dislike不喜欢；agree同意—disagree不同意。②in-(im-，ir-)表示“不；非”，如：expensive昂贵的—inexpensive便宜的；polite礼貌的—impolite不礼貌的;regular有规律的—irregular无规律的。③un-表示“不，非”，如：able有能力的—unable无能力的；like像—unlike不像；
7、crowded拥挤的—uncrowded不拥挤的；2.convenient形容词，意为“便利的;方便的”，其主语不能是表示人的词，常用于句型It’sconvenientforsb.todosth.，意为“对于某人来说做某事是方便的”。It’sconvenientforustostartworkingrightnow.convenience是名词，既可作可数名词，意为“便利的设施”，也可作不可数名词
