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111 滄州市頤和中學(xué)導(dǎo)學(xué)案2013——2014第二學(xué)期第_33_號 Class _____________ Name________________ Date___________________ 學(xué)科 高中英語 年級 高一 作者 楊衛(wèi)芬 孫悅 課題 課型 新授 學(xué)習目標：正確使用所列詞匯（在一定語境下會翻譯） 1. puzzle vt. ________________ n. ____________ （1）用法： puzzle sb 令某人感到困惑 例句：This sentence _________ _______. 這個句子令我困惑。 What she said _________ _____. 她的話令我們很困惑。 （2）be a puzzle to sb = puzzle sb 例句：你能將上面兩個例句用puzzle的名詞表達出來嗎？ ①這個句子令我困惑。______________________________________________________ ②她的話令我們很困惑。 ______________________________________________________ （3）你能區(qū)分 puzzled 和 puzzling 嗎？ ______________________________________________________________________________ 例句： her _________ look 她困惑的眼神（聯(lián)想：她給了我一個堅定的眼神___________________________________） 3. prevent … from ________________ = stop sb. from doing sth = keep sb. from doing sth 例句：What can we do to __________/___________/_________ this disease ______ ___________？ 我們能做什么來防止這種疾病蔓延（spread vi.）呢？ 大雨使我們無法外出。Rain __________/____________/_____________ us _____ ____________(go out). [拓展] keep sb. doing 讓某人一直做某事 不要讓別人等(wait)太久。Don't ______ others ____________ for long. 【當堂練習】 1．At the ______ news, there was a ______ expression on his face. A．puzzled; puzzling B．puzzling; puzzle C．puzzling; puzzled D．puzzled; puzzle 2．Do you think ______ life on Mars? A．it exists B．there exists C．it is existed D．there is existed 3．All possible means ______. However, nothing can ______ him dying of lung（肺） cancer（癌癥）. A．has tried; stop B．have tried; keep C．has been tried; prevent D．have been tried; stop 4．Once he has made up his mind, no one can p_________ him _____ carrying out (阻止他執(zhí)行) the plan. 5．We usually take turns________cleaning, and today it is my turn________it. A．to do; doing B．do; do C．done; doing D．to do; to do 111