Unit 4 The Internet Connects Us Lesson 21 示范公开课教学课件 (八下翼教版)

Unit4Lesson21BooksorComputers?Thinkaboutit!•Howmanybookshaveyoureadthisyear?•Doyoureade-books?Doyoulikethem?Warm-uppaperbooksPresentationLookandlearne-booksPresentationWords&expressionspressappearmodernelectronicselln.印刷机；新闻界v.

出现；呈现；来到adj.

现代的；新式的adj.

电子的v.

卖；出售PresentationReadthelessonandanswerthequestions.Presentation1.Howdidpeoplewritebooksinancienttimes?2.Whatmadeitpossibletoprintbooksquickly?3.Whatkindofbooksquicklychangedpeople’sreadinghabits?Theywroteeachwordbyhand.Theprintingpress.Theelectronicbook(e-book).1.Peoplepassedontheirknowledgebytellingstories.人们通过讲故事来传播知识。passon传递；前进；去世Whatsortofvaluesdoyouwanttopasson?你想把怎样的价值观传递给下一代？Hepassedonattheageof72.他72岁时去世。Manyastudentfailstopassontheexamination.许多学生考试不及格。Languagepoints2.Theywroteeachwordbyhand.他们用手来写每个单词。byhand用手；手工Hemovedthehugestonebyhand.他用手移动了那块大石头。Wearrangedleadlettersbyhandbeforeanewspaperwasprinted.在报纸印刷以前，过去是用手工排铅字的。Languagepoints3.Then,theprintingpressappearedandchangedtheworld.然后，印刷机出现了并改变了世界。(1)printingpress印刷机Thenewspaperisthemostnovelproductoftheprintingpress.报纸是印刷机制造的最新奇的产品。(2)①pressn.

压；按；新闻；出版社Hefeltthepressofmodernlife.他感觉到现代生活的压力。LanguagepointsPerhapswereallyshouldbereflectingonanothersacredliberty:thefreedomofthepress.也许我们真正应该反思的是另一个神圣的自由：新闻自由。②v.压；按Dragopressedabuttonandthedoorclosed.德拉戈按了一个按钮，门关上了。Pressthisbuttontostarttheengine.按这个按钮来开动发动机。Languagepoints(3)appearvi.

出现；呈现；来到Whennightfalls,starsappear.夜晚来到时星星出现。Heisanxioustoappearagentleman.他急于表现得像一位绅士。Awomanappearedatthefarendofthestreet.一个女人在街那端出现了。Languagepoints4.Withmoderntechnology,itwaspossibletoprintbooksquickly.使用现代技术能快速打印书。Itis/was+adj.+todosth.做某事是……(It作形式主语，真正的主语是todosth.)ItisveryinterestingtolearnEnglish.学英语很有趣。Itisluckytomeetyouhere.有幸在这儿见到你。Languagepoints【拓展】It’sverykindofyoutohelpme.你能帮助我真好。若形容词是描述不定式行为者的性格、品质的，如kind/good/nice/right/wrong/clever/careless/polite/foolish等，用ofsb。It’sverydifficultformetogetupearlyinthemorning.早起对我而言很困难。若形容词仅仅是描述事物，用forsb，这类形容词有difficult/easy/hard/important/dangerous/impossible等。LanguagepointsH