Unit6NurturingnatureStartingOutandUnderstandingIdeas课件-高中英语选择性.pptx

Nurturingnature;;UNESCOWorldHeritageSites;;TheSkyRailway;Matchmainideastotheparagraphs.;Howmanychallengesdidtherailwayworkersmeetwhentheybuilttheskyrailway?Whatarethey?;Workingroupstocompletethetableonpage85.;1.Whydoestheauthorwriteabouttherailway?

A.Toprovethathumanscanconquernature.

B.TohighlighttheamountofworkrequiredtobuildtheQinghai-TibetRailway.

C.TopraisetheworkerseffortsinbuildingtheQinghai-TibetRailway

2.Whyistherailwayparticularlyspecialtotheauthor?

3.WhichwordsinthepassageareusedtodescribetheQinghai-XizangRailway?

Whatotherwordscouldyouthinkoftodescribeit?

;Languagepoints;sittingback现在分词作状语与主语I为主动关系;comefrom来自;(1)faceachallenge面对挑战

accept/takeupachallenge接受挑战

(2)challengevt.向……挑战

challengesb.tosth.向某人挑战某事

challengesb.todosth.强烈建议某人做某事

(3)challengingadj.具有挑战性的;“特殊疑问词(who,what,when,where,how等)＋不定式”结构可在句中作主语、宾语、表语、宾语补足语等句子成分。“特殊疑问词＋动词不定式”结构的用法：

(1)在“特殊疑问词＋不定式”结构中，不定式必须用主动式而不能用被动式；

(2)作主语时，谓语动词常用单数形式；

(3)该结构常用在tell,show,understand,explain,teach,learn,advise,discuss,findout等词后作宾语。;(1)showconcernfor...对……表示关心

(2)concernoneselfwith/about对……感兴趣

(3)concernedadj.关切的；担心的

beconcernedabout/for担心……

beconcernedwith和……有关，涉及……；关心

as/sofaras...beconcerned就……而言asfarasIamconcerned就我而言

(4)concerningprep.涉及；有关;catchoneseye引起某人的注意;keepaneyeout/open(for)密切注意，提防，警觉

haveaneyefor对……有鉴赏力

keepaneyeon照看；留神

looksb.intheeye(s)直视/正视某人

fix/keeponeseyeson注视，盯着看

shut/closeoneseyesto对……视而不见

insb.seyes依某人看;toprevent为了防止，不定式作目的状语;(1)before作连词引导时间状语从句时，在句中的译法很灵活。通常有以下含义：在……之前；……之后才……；不多久就……

(2)befo