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学学 案案要点精讲要点精讲1 invent v. 发明;创造【辨析】 invent 与 discover (1)invent 意为“发明” ,发明的对象是以前没有的新事物。名词“发明物”为 invention,名词发明者为 inventor。 (2)discover 意为发现,指发现的对象原本存在,只是以前不知道而已,也可指发 现新的意外之物或某种情况。名词发现者为 discoverer,名词发现为 discovery。Franklin discovered electricity, but Edison invented the electric light bulb. 弗兰克林发现了电,而爱迪生发明了电灯泡。来源:学科网 ZXXK活活学学活活用用 单项选择 ( ) Norman Bethune _the new treatments in order to help a number of soldiers. A.discovered B.invents C.discovers D.invented来源:学科网 【答案】 D 2 own adj. 自己的【点拨】own 作形容词时不能单独使用,常与物主代词连用,即 ones own, 还可构成 短语 on ones own,意为“靠自己”,类似于 by oneself。活学活用 1.根据汉语意思完成句子 五年以后,他有了自己的家庭。Five years later, he had_ family. 2.同义句转换,每空一词You should do things by yourself. You should do things _ _ _. 【答案】1.his own 2.on your own 3.satisfy v. 满足;使满意【点拨】satisfy 第三人称单数是:satisfies;过去式和过去分词 satisfied。其用法是: sth satisfy sb.某人对某事满意。例如:I didnt like the story, it didnt satisfy me. But perhaps I am hard to satisfy. 我不喜欢这个故事,我不满意,不过,也许我这个人比较难满足。 【拓展】be satisfied with 对感到满意 活学活用 根据汉语意思完成句子 1.他的回答使我们很满意。His answer very much. 2.我们对他的计划很满意。来源:学科网 ZXXKWe quite her plan. 【答案】1.satisfied us 2.are satisfied with 4. He as been popular for over eighty years, ever since the artist Herge invented him in 1929. 自从艺术家埃尔热在 1929 发明他,他已经流行了八十多年, 【点拨】 (1)词组ever since常作为连词,意为“自从以来一直(到现在)”,主句 用现在完成时,从句用一般过去时。 (2)ever since 也可作为副词,意为从那以后一直,常用于句尾。 (3)当强调主句的动作或状态持续时间之短时,不能用 ever since,而要用 since。 活学活用活学活用 根据汉语意思完成句子。 1.自从他搬到上海后我一直没见过他。he moved to Shanghai, I him. 2.她三年前毕业,从那时起便一直当护士。 She left school three years ago and has worked as a nurse . 3.他们到这儿刚刚一个星期。 Its just a week they arrived here.来源:Z。xx。k.Com 【答案】1.Ever since, havent seen 2.ever since 3.since 5.5. He works for a newspaper and has lots of exciting experiences. 他在一家报社工作,有许多令人兴奋的经历。 【点拨】句中 experience 是可数名词,意为“经历”。例如: He had many interesting experiences while traveling in Africa.他在非洲旅行时,有许多有趣的 经历。 experience 作不可数名词时,意为经验,体验。例如: Mr Wang has a lot of experience in cooking.王先生在做饭方面有很多经验。 【拓展】 (1) experience 作动词时, 意为“经历” 。例如: The child had never experienced kindness. 这孩子从未受过善待。 (2)experienced 为形容词,意为有经验的,有阅历的” 。例如: He is experienced in looking after children. 他在照顾孩子方面很有经验。 活学活用活学活用 ( )The _ driver has had many interesting _.来源:学科网 ZXXKA. experience; experienced B. experienced; experiencesC. experienced; experience D. experiences; experience 【答案】B
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