人教版高中英语必修第二册精品课件 Unit 1 CULTURAL HERITAGE Section Ⅱ Reading and Thinking.ppt

语境领悟(1)Theyweretryingtosolvetheproblemofpollution.他们在努力解决污染问题。(2)Thereisnosimplesolutiontothisproblem.这个问题没有简单的解决办法。(3)Ihadalreadytakenstepstospeedupasolutiontotheproblem.我已经采取措施加快解决该问题。名师点津后面接介词to表示所属关系的常用名词:

the/ananswertosth……的答案

the/akeytosth……的钥匙/答案

theentrancetosth……的入口

thesolutiontosth……的解决办法

theexplanationtosth……的解释

thenote(s)tosth……的注释

theapproachtosth……的方法

theaccesstosth……的通道学以致用单句语法填空(1)Iattemptedtofinda____________(solve)butfailed.?(2)Ifyouhaveanytroubleunderstandingthetext,youcanlookatthenotes____________it.?(3)Weareexpectingyourreasonableexplanationto____________(come)latetothemeeting.?(4)Isitthebestsolution___________ourpresentsituation?solutiontocomingto12.【教材原文】Doyouthinkitwasworthwhile?(page5)你认为值得吗?考点worthwhileadj.值得做的;值得花时间的语境领悟(1)Theproblemiswellworthdiscussing.这个问题值得好好讨论一下。(2)Thisvaluablepictureisworthyofbeingpreserved.这幅珍贵的画值得保存。(3)Itisworthwhiletodiscusstheproblemfurther.这个问题值得进一步讨论。名师点津worth一般只做表语,表示“很值得做……”,可用副词well来修饰。worthy和worthwhile既可做表语又可做定语。学以致用选词填空(worth/worthy/worthwhile)(1)Its____________totakeupateachingcareer.?(2)Thebookis____________readingasecondtime.?(3)Hissuggestionis____________tobelistenedto.?同义句转换(4)Itsworthwhiletakingthetroubletoexplainitagain.→Thetroubleis_________________________________toexplainitagain.?worthwhileworthworthyworthyofbeingtaken句型剖析1.【教材原文】Therecomesatimewhentheoldmustgivewaytothenew,anditisnotpossibletopreserveeverythingfromourpastaswemovetowardsthefuture.(page4)新旧更替的时代已经到来,在走向未来的过程中,我们不可能将过去的一切都保存下来。句法分析Therecomesatimewhen...这个句子中包含了由when引导的限制性定语从句,修饰先行词atime。aswemove...中as引导时间状语从句。givewayto是“顺从;让步”的意思。Thereis/comes/wasatimewhen...有一段……的时间。It/This/Thatis/wasatimewhen...这/那是一段……的时间。It/This/Thatisthefirst/second...tim