Whenwasitinvented教案

　　Unit 4 When was it invented? Sectin B

　　知識目標： After learning the text, require the students t aster the phrases belw

　　(通過學習，掌握下列詞語)

　　invent, ppular drin, b accident, nt…until, discver, accrding t, Chinese legend, bil, an pen fire, fall(fell) int, reain(ed), ntice(d), prduce(d), in this wa

　　能力目標：1.Practice the students’ listening abilit. (聽力訓練)

　　2. As the students t understand the passage ver well and answer se

　　questins accrding t the passage.

　　(能夠正確理解本文含義，回答相關問題。)

　　3. Useful phrases fr the students t retell the new text.

　　(利用關鍵詞語，能夠復述課文大意。)

　　情感態勢：Train the students t use their heads and ae se inventins in life.

　　(開動腦筋，培養發明創造能力。)

　　學習策略：1.chips’ histr (a freign inventin) →tea(Chinese inventin)

　　2.wr in grups and slve prbles tgether

　　教學流程：

　　Step 1 Wrds revisin

　　Dictatin:______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

　　Step 2 A listening test

　　The histr f ptat chips

　　① _____________________that ptat chips were invented b istae?

　　Ptat chips ②_______________b a chef called Gerge Cru. The were invented in

　　③__________ .Gerge Cru ced the fr a lng tie until the ④__________.And he sprinledlts f salt n the s the were ⑤__________.

　　Step 3 Wr in grups,read thrugh the passage,and then answer se questins.

　　Step 4 Find ut the fllwing pints:

　　1.althugh __________________________________________________________________

　　eg.用althugh/thugh 或bu t填空

　　__________ he is ver ld, he still wrs hard. He is ver ld, __________ he still wrs hard.

　　2.ver在本文中的2種解釋

　　①________________ 100多年前______________ 同義詞_____________

　　②________________ 河上的'一座橋________________

　　3….. three thusand ears , thusands f

　　具體使用:________________________________________________

　　拓展：hundred, illin

　　4.被動語態的使用（找出本文含有被動語態的句子，4個）

　　①___________________________________________________

　　②____________________________________________________

　　③____________________________________________________

　　④____________________________________________________

　　5.回顧：主動語態變被動語規則一二三。

　　Step 5 Retell the passage b using the e phrases.

　　Step 6 Exercises fr training.

　　A.翻譯下列詞組：

　　1.被…發現 ______________________ 2.根據______________

　　3.在室外火爐上___________________

　　4.fall int___________ 5.prduce a pleasant sell________________

　　B.完成以下各題：

　　1.A___________ t weather reprt,we are ging t have a few rain das.

　　2.Alice t A’s bag ___________________.(錯誤地)

　　3. (09青島中考)Chen Hui __ cputer gaes, but nw he gives the up and studies hard.

　　A.is used t plaing B.is used t pla C.used t pla D.is used fr plaing

　　4. (09聊城中考)Li Ming will be 12 next nth.A new bie __ fr hi as a present. A.is bught B.was bught C.will be bught D.will bu

　　5.（09成都中考）人們意外發現格林先生對中國傳統藝術有著很高的鑒賞能力。

　　Mr Green was fund _____ ________ that he had a gd taste fr Chinese traditinal art.

　　6.Edisn invented light bulbs.(變為被動句) _____________________________

　　Step 7 Hewr：1. 預習Reading 部分生詞和課文。

　　2. 完成學案Sectin B練習。

　　Step 8 課后學與思：___________________________________________

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