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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_32_號(hào) Class _____________ Name________________ Date___________________ 學(xué)科 高中英語 年級(jí) 高一 作者 楊衛(wèi)芬 孫悅 課題 課型 新授 學(xué)習(xí)目標(biāo)：正確使用所列詞匯（在一定語境下會(huì)翻譯） 1．harmful adj.有害的，反義詞----harmless ____________________ (1)be harmful to sb./sth.　　對(duì)某人/某物有害 (2) harmful 的名詞為 harm 用法：do harm to sb/sth = do sb harm對(duì)某人有害 (3)There is no harm in doing sth./It does no harm to do sth.做某事是個(gè)好主意(或沒有壞處) 1). Air pollution will get worse and this will be harmful to people; for example, it can cause cancer. _______________________________________________________________________________________________ 2). To be honest, there_is_no_harm_in making an apology to him first. 3). Experts point out that fruit juices can be harmful to children's teeth. 2．exist vi.存在；生存 (1) exist on 靠……為生 (2) There exists/existed ... 某地有……；存在…… (3) existence n. 存在；生存 come into existence 產(chǎn)生；成立；開始存在 ①There exists a good way to solve the existing problem in geography. ___________________________________________________________________________________________ ②They can't exist on the money he's earned. ___________________________________________________________________________________________ ③As is known to us, China came_into_existence as an independent country in 1949. adj. 不同的，不一樣的 例句： These two sisters are unlike. __________________________________________________________________ 3. in time ______________ 例句： He may get there in time, but I’m not sure. ______________________________________________________ If you keep trying, you will succeed in time. _____________________________________________________ 拓展 ： on time __________________ in no time _____________________ at no time ________________ at times = from time to time ___________________________ + 111