Lesson21BooksorComputers?GreetingsGreetthestudentsinEnglishandmakesuretheycanresponsecorrectly.Dothedutyreport:astudentondutycansaywhateverhe/shelikestosay.pressappearmodernelectronicselln.印刷機(jī)；新聞界v.出現(xiàn)；呈現(xiàn)；來到adj.現(xiàn)代的；新式的adj.電子的v.賣；出售Wordsandexpressions/Pres//?′pi?//′m?dn//ilek′tr?nik//sel/(sold/sold)

Doyoureade-books?Doyoulikethem?Howmanybookshaveyoureadthisyear?LeadinPKe-bookspaperbooksLanguagepoints1.

Peoplepassedontheirknowledgebytellingstories.人們通過講故事來傳播知識。passon傳遞；前進(jìn)；去世Hepassedonattheageof72.他72歲時去世。2.Theywroteeachwordbyhand.

他們用手來寫每個單詞。byhand

用手；手工Hemovedthehugestonebyhand.他用手移動了那塊大石頭。

3.Then,theprintingpressappearedandchangedtheworld.然后，印刷機(jī)出現(xiàn)了并改變了世界。printingpress印刷機(jī)Thenewspaperisthemostnovelproductoftheprintingpress.報紙是印刷機(jī)制造的最新奇的產(chǎn)品。4.Withmoderntechnology,itwaspossibletoprintbooksquickly.使用現(xiàn)代技術(shù)能快速打印書。Itis/was+adj.+todosth.做某事是……的(It作形式主語，真正的主語是todosth.)學(xué)英語很有趣。

ItisveryinterestingtolearnEnglish.若形容詞是描述不定式行為者的性格、品質(zhì)的，如kind/good/nice/right/wrong/clever/careless/polite/foolish等，用ofsb.。你能幫助我真好。

It’sverykindofyoutohelpme.若形容詞僅僅是描述事物，用forsb.，這類形容詞有difficult/easy/hard/important/dangerous/impossible等。

早上早起床起對我而言很困難。It’sverydifficultformetogetupearlyinthemorning.5.Nomatterwhatyouhave…keeponreading.不管你有什么，繼續(xù)閱讀。keepon繼續(xù)Theyrunafterme.Idon'tlookbackatthemandkeeponrunning.他們在后面追我，我沒有回頭看，繼續(xù)跑。Let’sDoIt!1Readthelessonandanswerthequestions.1.Howdidpeoplewritebooksinancienttimes?

Peoplewrotedowntheirstorieswithpaper.Theywroteeachwordbyhand.2.

Whatmadeitpossibletoprintbooksquickly?

Moderntechnologymadeitpossibletoprintbooksquickly.3.Whatkindofbooksquicklychangedpeople’sreadinghabits?

E-books.Fillintheblanks.Thefirstletterisgiven.1.Withpaper,peoplebegantowritedowntheirstories.Peoplewroteeachwordbyhand.Ittookalongtimetowriteonebook.I____________couldn’ttravelfar.nformation2.Whentheprintingpressa________,itchangedtheworld.Them_______printingpresscanprintbooksquickly,andmakesitpossibleforthec_________persontohaveeasyaccesstobooks.ppearedodernommonpassonbyhandprintingpresskeepon傳遞；前進(jìn)；去世用手；手工印刷機(jī)繼續(xù)；保持TimeforReflectionWhichinventiondoyouthinkismoreimpo