2020届人教版高考英语选修7知识串讲：unit4

2020届人教版高考英语选修7知识串讲：unit4

‎-人教版选修七-unit 4‎ ‎【基础词汇】‎ ‎1.concept n. 观念;概念 ‎2.rectangle n. 矩形;长方形 ‎3.broom n. 扫帚 ‎4.tin n. 锡 ‎5.jar n. 罐;广口瓶 ‎6.sniff vt.& vi. 嗅;闻;用鼻子吸 ‎7.interpreter n. 作口译的人 ‎8.toast vt. 烤(面包等);敬酒　n.烤面包(片);吐司面包;干杯 ‎9.astronaut n. 宇航员;太空人 ‎10.angle n. 角;角度 ‎11.catalogue n. 目录 ‎12.trunk n. 树干;躯干;大衣箱 ‎13.tractor n. 拖拉机;牵引机 ‎【高频单词】‎ ‎1.airmail n.航空邮件 ‎2.fortnight n.两星期 ‎3.roof n.屋顶;车顶 ‎4.textbook n.教科书;课本 ‎5.relevant adj.有关的;切题的 ‎6.remote adj.遥远的;偏僻的 ‎7.weed n.杂草;野草　vt.& vi.除杂草 ‎8.platform n.台;平台;讲台;(火车站的)月台 ‎9.grill n.烤架;大平底锅　vt.烧烤;炙烤 ‎10.otherwise conj.否则;不然　adv.用别的方法;其他方面 ‎11.privilege n.特权;特别优待 ‎12.paperwork n.文书工作 ‎13.comb n.梳子　vi.梳(发)‎ ‎14.purchase vt.& n.买;购买 ‎15.anniversary n.周年纪念(日)‎ ‎16.seed n.种子;萌芽 ‎17.sew vi.(用针线)缝　vt.缝制;缝合 ‎18.sewing machine 缝纫机 ‎19.ox n.(pl.oxen)公牛 ‎20.click vi.& vt.(使)发出咔嗒声　n.咔嗒声 ‎21.tailor n.裁缝　vt.剪裁;缝制(衣服)‎ ‎22.security n.安全;保护;保障 ‎23.clinic n.门诊部;小诊所 ‎【核心词汇】‎ ‎1.mud n.泥巴→muddy adj.泥泞的;泥土般的 ‎2.week n.一周;星期→weekly adj.& adv.每周(的)‎ ‎3.adjust vi.&vt.调整;(使)适合→adjustable adj.可调整的→adjustment n.调整;调节;适应 ‎4.operate vi.工作;运转　vt.操作→operation n.操作;手术→operator n.接线员;操作员 ‎5.participate vi.参与;参加→participation n.参与;参加 ‎6.arrange vt.安排;排列→arrangement n.安排;排列 ‎7.donate vt.捐赠→donation n.捐赠 ‎8.voluntary　adj.自愿的;无偿的→volunteer　n.志愿者;义工 ‎ ‎9.politics n.政治学→political adj.政治的;政党的 ‎10.distribute　vt.分配;分发→distribution　n.分配;分发;分布状态 ‎ ‎【词汇拓展】‎ ‎1.operate及其派生词的相关搭配 operate on/upon sb.给某人动手术 operation n.运转;手术 put sth.into operation 实施/施行……‎ come/go into operation开始工作/运转;生效 ‎2.“动词...+to...”短语集锦 devote...to...把……投身到……‎ compare...to...把……比作……‎ adapt...to...使……适应于……‎ adjust...to...调节……以适应……‎ apply...to...把……应用于……‎ prefer...to...喜欢……胜过……‎ link...to...把……与……联系上 addict...to...使……对……上瘾 ‎3.“经济生活”单词小结 purchase vt.购买 import vt.进口;输入 export vt.&vi.出口;输出 invest vt.&vi.投资 bid vt.&vi.出价;投标 compete vi.竞争 ‎4.由fortnight想到的 fortnight 两周 in a fortnight 两星期后 decade 十年 score 二十;得分 dozen 一打 get a score得分 count a score计分 level the score把比分扳平 final score最后比分 even score相同的得分 ‎5.以“-ity”结尾的高频名词荟萃 necessity 必需品;需要 possibility 可能性 security 安全 similarity 相似(性)‎ prosperity 兴旺;繁荣 quantity数量 curiosity好奇心 commodity日用品 stupidity愚蠢 duality两重性 ‎【短语】‎ ‎1.dry out 完全变干;干透 ‎2.dry up (指河流、井等)干涸 ‎3.bubble over 冒着泡溢出 ‎4.stick out 伸出　　‎ ‎5.come across 偶然遇到或发现 ‎1.不久前的一天 the other day ‎2.接到……的信 hear from　‎ ‎3.极想;渴望 (be)dying to ‎4.在困难中;在危急中 in need ‎5.与……有区别;对……有影响 make some difference to ‎6.与……分享某物 share sth.with sb.‎ ‎【短语拓展】‎ need相关搭配一览 in need of 需要 in need 在困难中;在危急中 satisfy/meet one’s needs 满足某人的需要 There is no need for sb.to do sth.某人没有必要做某事。‎ ‎【句式】‎ There were no windows and the doorway was just big enough to get through. ‎ 没有窗户,门口只能勉强通过。‎ 考点提炼enough 用作副词常见的搭配是:adj./adv.+enough(for sb.)to do sth.意为“(对于某人)足够……做……”。‎ ‎【仿写句子】‎ 他跑得不够快,没有赶上火车。‎ He didn’t run fast enough to catch the train.‎ ‎【语篇填空】‎ ‎　　Jo worked at a bush school 1.whose classrooms were made of bamboo and the roofs of grass.There’s no electricity 2.or water there.Many of the students walked a long way 3.　to get　(get)to school.Jo hoped to make some 4.difference(different)to the children’s lives by 5.teaching(teach)them.The other day,Jo visited Tombe’s home.When they arrived 6.at the village,Tombe’s mother who had been working in her garden,started crying “ieee ieee”.Tombe’s father led them to his house,7.a low bamboo hut with grass sticking 8.out of the roof,where he could only see a few tin plates and cups and a couple of pots.9.What they ate were sweet potatoes and corn and greens. ‎ ‎ That night Jo and Jenny slept on a 10.newly(new)made platform.They left the village the next morning after many goodbyes and firm handshakes.‎