UnitRelationships单元典型句式结构讲解及对应练习课件高中英语北师大版选择性

UNIT1

RELATIONSHIPS单元典型句式结构讲解及对应练习1.[教材原句]SometimesIthink,if

onlyIcouldcallhimandaskforhisopinion!Ifonly...归纳点津

only

if表示“只有,只要”,引导条件状语从句,不用虚拟语气;若其引导的从句置于句首,且与主句之间没用逗号隔开,则主句要用倒装语序。随堂练习单句语法填空①IfonlyI

(study)harderinmyyouth,Iwouldhavemoreopportunitiesandabetterfuturenow.

②MyfavoritesingerwillcometoourcityandholdaconcertnextSunday.IfonlyI

__________(take)photoswithherthen.

hadstudiedcould/wouldtake随堂练习[写美]句式升级·背诵③Withoutdoubt,manyendangeredspeciescanbesavedonlyifpeoplestopcuttingdownforests.(写作话题之环境保护)→Onlyifpeoplestopcuttingdownforests___________________________

withoutdoubt.(用倒装结构改写)

canmanyendangeredspeciesbesaved2.[教材原句]...not

once

did

she

liftherheadtoenjoytheviewoutsideherwindow.否定词在句首引起的部分倒装结构归纳

(1)句中否定短语notonce放在句首,句子使用了部分倒装语序。(2)not,no等构成的短语表示否定意义,它们放在句首时句子应用部分倒装语序,如innocase,undernocircumstances,innoway,onnoaccount,bynomeans等。随堂练习①Momisalwaysmildtous,andnotonce

shepunishusstrictly.

②Inthelasttwoyears,undernocircumstances

Bettydelayedhandinginherhomeworklate.

doeshas随堂练习[写美]句式升级·背诵③EventodayIcanstillrememberthedayswhenyoutaughtus.InmymemoryyoubecameimpatientnotoncehoweversimplethequestionIaskedwas.(应用文之感谢信)→EventodayIcanstillrememberthedayswhenyoutaughtus.Notonceinmymemory

howeversimplethequestionIaskedwas.(用倒装结构改写)

didyoubecomeimpatient3.[教材原句]As

you

may

know,wearerunningaschool-widepublicspeakingcompetition,andthefinalwilltakeplaceatthelecturehallon10May(9am-12pm).as引导的非限制性定语从句归纳随堂练习单句语法填空①Ourenvironment,

youknow,isfacingseverethreats,anditisourcollectiveresponsibilitytopreserveitforfuturegenerations.

②

ismentionedabove,readingplaysavitalroleinexpandingone’sknowledgeandimagination.

asAs随堂练习[写美]一句多译·背诵众所周知,水是生命之源,所以我们必须节约用水。(写作话题之环境保护)→③

,wateristhesourceoflife,sowemustsavewater.

→④

wateristhesourceoflife,sowemustsavewater.(主语从句)

→⑤

wateristhesourceoflife,sowemustsavewater.(it作形式主语)

AsweallknowWhatweallknowisthatIt’sknowntousallthat4.[教材原句]Buthe'salsoneverfeltmorealone．never...more...归纳句中never...more...为比较级的否定形式表示最高级含义。比较级表最高级含义的表达法通常有以下几种：否定词＋形容词/副词比较级(＋than)否定词＋so/as＋形容词/副词原级＋as比较级＋than＋theother＋名词复数/anyother＋名词单数/anyoftheother＋名词复数/anyoneelse随堂练习①Icouldn'tagreewithyou______(much)．②Nootherbookhashada_______(great)effectonmylife．李洋在班里学习最努力。①LiYangstudiesharderthan__________________inhisclass．(theother)②LiYangstudiesharderthan_________________inhisclass．(anyother)③LiYangstudiesharderthan_________________________inhisclass．(anyoftheother)④LiYangstudi