高二英语unit18 inventions知识精讲 人教版

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1、高二英语Unit18Inventions知识精讲人教版一.本周教育内容：Unit18—Inventions（I）重点词汇、短语用法课文难点解析：（I）二.知识总结与归纳：单元内容简介：本单元所涉及到的语法知识：1.定语从句2.动名词结构：Bydoing…；trydoing…3.it句型：makeit+形容词+todosth…4.状语从句：Anywhere…；Nowthat…；Once…本单元应掌握的重要短语：1.comeupwith…2.havemuchincommon3.highlyvalued…4.amatterof…5.allowfor6.getstuck…7.brea

2、kawayfrom…8.aswith…9.beconnectedto10.beawareof11.trialanderror12.besimilarto13.afterall14.nowthat15.keeptrackof16.makeup重点词汇，短语用法：1.allowfor：顾及；考虑到；为……作准备，后面接名词；动名词短语Inventorsoftenrephraseaproblemtoallowforcreativesolutionsandalsotry“impossible”or“crazy”solutions.发明家常常会换一种说法来表述一个问题，考虑那些具有创造

3、性的解决办法，尝试一些“不可能”或“不实际，疯狂”的解决办法。Wemustallowforhislackofexperience.Youcan’tmakeitinanhour,youmustallowfortheheavytrafficduringtherushhour.Wemuststartearly,toallowforfindingtheirhouse.Allowingforthetrainbeinglate,weshouldbebackby11:30.注意：allow的意思是：允许Smokingisnotallowedinpublicplaces.Thegovernm

4、entservantsaren’tallowedtoacceptrewards.2.getstuck：遇到困难；陷入……Ifwelookonlyforthecorrectanswerandrejectideasthatdonotprovideacompleteanswer,wemaygetstuck.Haveyougotstuckoveryourmathsproblems?I’mstucknow,thereisnomorematerialsforthework.注意短语：getstuckin/intosth.：开始作某事。Wegotstuckintothejobimmedia

5、telyassoonaswegotthere.Here’syoudinner.I’vegotitheated.Getstuckin.3.breakawayfrom：摆脱；脱离Creativethinkingisaconsciousefforttobreakawayfromoldthoughtpatternsinordertoexplorenewpossibility.Itisdifficulttobreakawayfromahabit.Thisextremistfactionbrokeawayfromthemainpartyin1979.注意掌握一些与break相关的短语：b

6、reakdown；breakout；breakup；breakoff；breakin；breakinto4.otherwise：不然；否则；除了……以外；另外；用别的方法Bylookingataprobleminasmanywayaspossible,creativethinkerscanfindsolutionsthatwouldotherwiseremaininvisible.Shesaysit’strue,butwethinkotherwise.You’dbettergonow,otherwiseyou’llmissthetrain.Thesoupwascold,but

7、otherwisethemealwasexcellent.5.connection：联系；关系；连结。表示“联系，关系”常与between/with连用；表示“连接”常与to连用。Thereisastrongconnectionbetweensmokingandlungdisease.Hehasconnectionwithmanyimportantpeople.Connectiontothegassupplywasdelayedforthreedays.Wearrivedingoodtimeforthe