2019-2020年八年級(jí)英語(yǔ)下冊(cè) Unit4 Lesson25教案 冀教版 .doc
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2019-2020年八年級(jí)英語(yǔ)下冊(cè) Unit4 Lesson25教案 冀教版 Lesson25 Lets Do an Experiment! ?Step1:復(fù)習(xí)鞏固、激情導(dǎo)入 復(fù)習(xí):提問(wèn)unit3重點(diǎn)詞組和句型 導(dǎo)入:Do you like to do experiment? What experiment have you done? ?Step2:出示目標(biāo)、明確任務(wù) 1.牢記本課黑體詞匯:science/experiment/fill/prove/scientific/method等; 2.能分角色表演對(duì)話; 3.背誦重點(diǎn)句子1-5,并靈活運(yùn)用相關(guān)知識(shí)點(diǎn)。 ?Step3:自主學(xué)習(xí)、合作探究 任務(wù)一:限時(shí)5分鐘,熟讀所有詞匯,牢記黑體詞匯 任務(wù)二:熟讀對(duì)話,把握其意,畫(huà)出不理解處,同桌之間交流 任務(wù)三:背誦重點(diǎn)句子,并自學(xué)知識(shí)點(diǎn),畫(huà)出不理解處,同桌之間交流 1.I fill a jar with water. 2.I turn the jar upside down. 3.Im sure the floor wont get wet. 4.We can prove whos right. 5.Well do the experiment and observe what will happen. ?Step4:師生互動(dòng)、展示提升 互動(dòng)一:?jiǎn)卧~記憶比賽 互動(dòng)二:對(duì)話熟讀接力賽 互動(dòng)三:知識(shí)點(diǎn)展示大比拼 知識(shí)點(diǎn)一:I fill a jar with water. fill…with…意為“ 用…裝滿… ” be filled with…=be full of…意為 “充滿…” fill in… 意為“ 填上…;填充…” Eg: On hearing the news, her eyes are filled with tears. They filled the hole with water. Fill in the blanks. 知識(shí)點(diǎn)二: I turn the jar upside down. Turn…upside down意為“把……翻轉(zhuǎn)/倒過(guò)來(lái)” upside down 意為“正面朝下” right side up意為“正面朝上” Eg: That picture is upside down. You hold the book upside down. 知識(shí)點(diǎn)三:Im sure the floor wont get wet. be sure (that)從句,意為“肯定……,確定……”主句的主語(yǔ)必須是人 否定形式是be not sure+疑問(wèn)詞引導(dǎo)的從句。 Eg: Tom is sure that he will win the game. Tom is not sure whether he can win the game. Im not sure when hell e here. 知識(shí)點(diǎn)四:We can prove whos right. prove是及物動(dòng)詞,意為“證明,證實(shí)” 常用于以下結(jié)構(gòu):prove sth.(to sb.);prove(to sb.)that…;prove…(to be)+adj/n. Eg: The fact has proved the mans honesty to us all. =The fact has proved to us all that the man is honest. =The fact has proved the man (to be) honest. prove也可以作不及物動(dòng)詞,意為吧“證明\表明(自己)是…”后跟形容詞或名詞。 Eg: My theory will prove right some day. During the trip,he proved a man with a strong will. 知識(shí)點(diǎn)五: Well do the experiment and observe what will happen. ?。?)observe是動(dòng)詞,意為 “觀察” observe sb. do sth. observe sb.doing sth. 用法同see/watch/hear等 Eg: I observed her dance. When I passed by the grass,I observed him walking. ?。?)happen vi 意為“發(fā)生” 【固定短語(yǔ)】sth happens to sb(無(wú)被動(dòng)語(yǔ)態(tài)) Happen to do sth Eg: What has happened to you? I happened to meet an old friend yesterday. ?Step5:鞏固練習(xí)、檢測(cè)驗(yàn)收 教學(xué)反思:- 1.請(qǐng)仔細(xì)閱讀文檔,確保文檔完整性,對(duì)于不預(yù)覽、不比對(duì)內(nèi)容而直接下載帶來(lái)的問(wèn)題本站不予受理。
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