1、Lesson25LetsDoanExperiment!,課前自主預(yù)習(xí),課堂互動(dòng)探究,Unit5LookintoScience,課前自主預(yù)習(xí),Lesson25LetsDoanExperiment!,correctly,correct,method,force,實(shí)驗(yàn);試驗(yàn),廣口瓶;罐子,倒出；傾倒,上部；上邊,科學(xué)的,science,Lesson25LetsDoanExperiment!,雨衣,壓力，壓強(qiáng)；擠壓,得出結(jié)論，斷定，推斷出,conclusion,fillwith,doanexperiment,coverwith,turnupsidedown,Lesson25LetsDoanExperi

2、ment!,takeoff,對(duì)有把握,涌出,科學(xué)方法,get,wet,theory,which,Lesson25LetsDoanExperiment!,is,correct,the,scientific,method,so,am,sure,of,Lesson25LetsDoanExperiment!,that,takes,off,enough,strong,to,conclude,Lesson25LetsDoanExperiment!,stronger,than,課堂互動(dòng)探究,詞匯點(diǎn)睛,1correctadj.正確的；恰當(dāng)?shù)?觀察Letstestwhichtheoryiscorrect.讓我們

3、測(cè)驗(yàn)一下哪種理論是正確的。Wemustmakesurethatthingsaredonecorrectlywithoutmistakes.我們必須確保事情做得準(zhǔn)確無誤。,Lesson25LetsDoanExperiment!,探究correct的副詞形式是_，意為“_”。,Lesson25LetsDoanExperiment!,拓展correct還可用作動(dòng)詞，意為“改正；糾正”。Canyouhelpmecorrectthemistakethatyoufind?你能幫我改正你發(fā)現(xiàn)的錯(cuò)誤嗎？,correctly,正確地,活學(xué)活用,12016無錫Tomysurprise,the3yearoldboy

4、canspellallthosewords_(正確地),Lesson25LetsDoanExperiment!,correctly,2methodn.方法；辦法,觀察Thatscalledthescientificmethod.那被叫作科學(xué)方法。,Lesson25LetsDoanExperiment!,辨析method,way與means,Lesson25LetsDoanExperiment!,Lesson25LetsDoanExperiment!,Itsthebestmethodofworkingoutthemathsproblem.這是算出那道數(shù)學(xué)題最好的方法。Thegoodwaytoke

5、ephealthyistotakemoreexercise.保持健康的好方法就是多鍛煉。Hismoneywasntearnedbyhonestmeans.他的錢來路不明。,2老師正在給我們演示一種新的書寫方法。Theteacherisshowingus_,Lesson25LetsDoanExperiment!,a,new,method,of,writing,3forcen.力量v.迫使；強(qiáng)迫,觀察Theforceoftheairkeepsthewaterinthejar.空氣的力量使水留在廣口瓶里。Thetruckwasforcedtostopforrepairing.那輛卡車被迫停下來修理。

6、,Lesson25LetsDoanExperiment!,Lesson25LetsDoanExperiment!,探究(1)force用作名詞時(shí)，是_(可數(shù)/不可數(shù))名詞。(2)force還可用作_詞，意為“_”，常用于被動(dòng)結(jié)構(gòu)。force還可以接動(dòng)詞不定式或形容詞、副詞、介詞短語充當(dāng)補(bǔ)足語的復(fù)合賓語。,不可數(shù),動(dòng),迫使，強(qiáng)迫,3由于戰(zhàn)爭，他們被迫離開自己的國家。They_toleavetheirowncountrybecauseofthewar.,Lesson25LetsDoanExperiment!,were,forced,句型透視,1Icoverthetopwithapieceofcar

7、dboardandholditthere.我用一張硬紙板蓋住瓶口并抵住它。,Lesson25LetsDoanExperiment!,探究(1)cover在本句中為_動(dòng)詞，意為“覆蓋”。coversth._sth.意為“用某物蓋住某物”，常用被動(dòng)形式：sth.becoveredwithsth.。(2)apieceof意為“一片；一塊”。apieceof后面接_名詞，表示數(shù)量；如果表示的數(shù)量超過“一”，則_用復(fù)數(shù)形式。謂語動(dòng)詞根據(jù)piece的單復(fù)數(shù)而定。Marygavetheboytwopiecesofcake.瑪麗給了這個(gè)男孩兩塊蛋糕。,Lesson25LetsDoanExperiment!,及

8、物,with,不可數(shù),piece,Lesson25LetsDoanExperiment!,拓展表示不可數(shù)名詞的數(shù)量時(shí)，要用“數(shù)詞/冠詞量詞of不可數(shù)名詞”結(jié)構(gòu)，如aglassofwater一杯水，twobottlesofjuice兩杯果汁。,活學(xué)活用,1(1)2017達(dá)州_ofthelandinthattown_coveredwithtreesandgrass.ATwofifth;isBTwofifth;areCTwofifths;isDTwofifths;are,Lesson25LetsDoanExperiment!,C,(2)2017南充Areyouthirsty?Yes,pleasegi

9、veus_AthreebottlewaterBthreebottleofwaterCthreebottlesofwaterDthreebottlesofwaters,Lesson25LetsDoanExperiment!,C,2ThenIturnthejarupsidedownandtakemyhandoffthecardboard.然后我將廣口瓶倒置并將我的手從硬紙板上拿開。,Lesson25LetsDoanExperiment!,探究(1)turnupsidedown意為“把翻轉(zhuǎn)；倒過來”，相當(dāng)于詞組_。Turnyourbookupsidedownandrecitethetext.把你的書

10、翻轉(zhuǎn)過來并背誦那篇課文。,turnover,Lesson25LetsDoanExperiment!,(2)takeoff意為“把從拿開”。takeoff還可譯為“(飛機(jī))起飛；脫下(衣服)”。Hetookhisshoesoffandsatonthebed.他脫掉鞋，坐到了床上。Theplanetookoffanhourlate.飛機(jī)起飛晚了一個(gè)小時(shí)。,2(1)你不能顛倒事實(shí)。Youcant_thefacts_(2)2017十堰中國大飛機(jī)5月5日在上海浦東國際機(jī)場起飛。TheC919_inShanghaiPudongInternationalAirportonMay5.,Lesson25Lets

11、DoanExperiment!,turn,upside,down,took,off,3IamsosureofmytheorythatBriancandotheexperimentoveryourheadandIknowyouwontgetwet.我對(duì)我的理論很有把握，布萊恩能在你的頭上做實(shí)驗(yàn)，而且我知道你不會(huì)被淋濕。,Lesson25LetsDoanExperiment!,探究(1)besureof/about意為“相信；對(duì)有把握”，表示對(duì)某事(物)的看法。其后常接_詞、_詞或_詞。Iamsureofwinningthegame.我有把握贏得這次比賽。,名,代,動(dòng)名,Lesson25LetsDoanExperiment!,(2)本句中that引導(dǎo)的從句用來解釋說明句中的名詞_。Hetoldmethenewsthathisunclewouldcomebacksoon.他告訴我他叔叔很快要回來的消息。,拓展(1)besuretodosth.意為“務(wù)必做某事；一定要做某事”。(2)besure(that)意為“肯定；確定”，主句的主語必須是人。,theory,3.他不清楚她的名字。He_hername.,Lesson25LetsDoanExperiment!,isnt,sure,of,探究該結(jié)構(gòu)的