高一英语必修3(外研版)课件6-1Introduction.ppt

1structure n. C建筑物；U，C结构 The Eiffel is one of the most famous structures in the world. 埃菲尔铁塔是世界上最著名的建筑物之一。 We can change the structure of steel by tempering it at various temperatures. 我们可以用各种温度使钢回火而改变其结构。,词语辨析 structure, building A bridge is a structure for taking a road across a river etc. 桥梁是把道路架过河流等的建筑。 Schools, houses and factories are all buildings. 学校、住宅和厂房均为建筑物。,即学即用 Every ton of this recycled paper uses 90 litres of water in its _. Astructure Bmanufacture Cconstruction Dorganization 答案：B,2accommodate vt. 接待；容纳；为提供住宿 The bus is large enough to accommodate 50 passengers. 这辆巴士可以容纳50名乘客。 The hall can only accommodate 200 people. 这个大厅只能容纳200人。 This hotel can accommodate 500 guests. 这旅馆可供500名旅客住宿。 We accommodate you in Holiday Inn. 我们安排您住在假日酒店。,知识拓展 accommodation n. U 住所，住处；pl. 住宿；膳宿,They can offer furnished accommodation. 他们可提供有家具的住处。 Can we find accommodations at a hotel for tonight? 我们今晚能找到旅馆吗？,搭配 make accommodations for 为提供膳宿 Can you make accommodations for me? 你能为我提供膳宿吗？,即学即用 将下列句子译成英语。 这旅馆能住100人。 _ 有足够的书架放我们所有的书吗？ _ 答案：The hotel can accommodate 100 guests. Are there enough shelves to accommodate all our books?,3date可作名词，意为“日期，年，月，日”，也可以活用作动词。,The history of their family dated from 300 years ago. 他们家族的历史起源于300年前。 The church dates from the 19th century. 这座教堂建于19世纪。 The castle dates from/dates back to/goes back to the 14th century. 这个城堡建于14世纪。,知识拓展 date v. 始于(某一历史时期)；约会 n. C日期；约会 Our quarrel dates back to last year. 我们吵架要从去年说起。 The date that Romeo and Juliet began to date can date back to centuries ago. 罗密欧与朱丽叶开始约会的时间可以追溯到几个世纪以前。,即学即用 Whats_today? Its September 1st. Aday Bdate Cthe date Dthe time 答案：C,(2007西城)The custom_ancient times. Ais dated back to Bwas dated to Cdates from Ddates to 答案：C,4manmade manmade是合成形容词，由“名词过去分词”构成。 a manmade lake 人工湖 a manmade fibre 人造纤维,知识拓展 合成形容词的构成主要有以下几种形式： 1)名词现在分词(过去分词) a heartbreaking story 使人心碎的故事 a recordbreaking player 破记录的选手 peaceloving people 热爱和平的人们 homemade wine 国产葡萄酒 a suntanned boy 被太阳晒黑的男孩 a snowcovered mountain 雪山,2)名词形容词 taxfree produce 免税的农产品 rockhard wood 坚硬如磐石的木头 snowwhite paper 雪白的纸 3)名词to名词 a facetoface talk 一次面对面的谈话 4)动词副词 seethrough glass 透明玻璃 5)形容词形容词 auraloral practice 听说练习 a greygreen roof 灰绿色的屋顶,6)形容词名词 highclass officials 高级官员们 7)形容词现在分词 a goodlooking man 一个相貌好看的男人 8)形容词过去分词 a cleanwashed bowl 一个洗得干净的碗 9)数词单数名词 a sevenday holiday 一个7天的假期 10)数词单数名词形容词 a twelveyearold boy 一个12岁的男孩 11)副词名词 a fastfood restaurant 一家快餐店,12)副词形容词 an evergreen tree 一棵常青树 13)副词现在分词 hardworking people 勤劳的人 14)副词过去分词 wellknown writer 著名的作家 wellmeant advice 好意的建议 15)副词名词ed a twolegged table 一张两条腿的桌子 16)形容词名词ed a warmhearted granny 一位热心肠的老奶奶 17)介词名词 a downhill road 一条下坡路,高考直击 (2007全国)Speaking of all the songs he has written，I think this is probably his_one. Abetterknown Bwellknown Cbestknown Dmostknown 解析：句意为：谈到他所创作的歌曲，这很可能是他最著名的一首了。根据句意，此题应选用最高级的形式。 答案：C,即学即用 Many students tried out for the_race in the sports meeting to be held next week. A800metreslong B800metrelong C800metreslength D800metrelength 答案：B,It took six years to build and cost US $ 20 billion. 它花费了6年的时间才建成，耗资200亿美元。 it为形式主语，不定式to build为真正的主语。,知识拓展 1)it作形式主语的几种句型： Itbeadj./n.(for sb.)to do sth. Itbeadj.of sb. to do sth. Itbeadj./n.doing sth. Itbeadj./n.thatclause Itbep.p.thatclause Itseems/appearsthatclause Ittakessb.some timeto do It seems/looks as if. Its none of your businessthatclause,Its important for us to learn English well. 我们学好英语是很重要的。 Its wise of you to make such a decision. 你做这样的决定是明智的。 Its a waste of time arguing further. 进一步争论是浪费时间。 Its dangerous playing with fire. 玩火是危险的。 Its a pity that we can not go to see the film. 我们不能去看那部电影真是遗憾。 Its not certain that tomorrow will be a holiday. 明天是否放假还不确定。,It was reported that a severe snowstorm hit that area last week. 据报道，上周一场大雪袭击了那一地区。 It looks as if my parents treat me as a guest. 父母对我看起来就像是对待客人一样。 2)It takes/took(sb.)some time to do sth.是常用句型，意为“(某人)花费若干时间做某事”。 It took us a week to finish the work. 完成这项工作我们花了一个星期的时间。 3)价值(若干)；花(多少钱) It costs them $ 500 a year to run a car. 使用一部小汽车每年花费他们500美元。,友情提示,高考直击 (1)(2007福建)Its none of your business_other people think about you. Believe yourself. Ahow Bwhat Cwhich Dwhen 解析：it为形式主语，真正的主语为后面的主语从句，而主语从句中缺少宾语，故用what。 答案：B,(2)(2010天津14) As a new graduate, he doesnt know