2025届新教材高中英语Unit3FascinatingParksSectionⅡLearningAboutLanguage课件新人教届选择性必修第一册

UNIT3

FASCINATINGPARKSSectionⅡ

LearningAboutLanguage单元语法精析Grammar——动词­ing作主语语法导图语法讲练动词­ing作主语一、表示经常性、习惯性的动作，通常置于句首D典例呈现①Sayingisonething,anddoingisanother.说是一回事，而做是另一回事。②Takingawalkandhavingenoughsleepeverydayhelptomakeonekeephealthy.每天散步并且有充足的睡眠有助于一个人保持健康。二、形式主语it代替动词­ing形式作主语it用作形式主语代替动名词主要用于以下句式：Itisawasteoftimedoing...做……是浪费时间的Itisnogood/usedoing...做……是没用的Itisworthwhiledoing...做……是值得的Itisuselessdoing...做……没有用Itisnofundoing...做……没有乐趣D典例呈现①Itisawasteoftimepersuadingsuchapersontojoinus.劝说这种人加入我们是浪费时间的。②Itisnogood/useregrettingthepast.悔恨过去是没用的。三、动词­ing和todo作主语的区别

todo作主语doing作主语意义具体某一次的动作经常性、习惯性的动作形式it作形式主语，不定式放在句末很少用it作形式主语D典例呈现①Playingallkindsofmusicisourjob.我们的工作是演奏各种各样的音乐。②Toclimbthemountainishardworkbuttogodownthemountainisgreatfun.上山很艰难，下山却很好玩。③Itisnoteasytofindyourwayaroundthetown.在这个小镇要找到路很不容易。四、单个动词­ing作主语时，谓语动词往往使用单数形式D典例呈现①Climbingmountainsandswimmingarereallydifficultfortheold.对于老人来说，爬山和游泳确实困难。②Inaword,gettingalongwellwithyourclassmatesisconsideredanimportantthing.总之，和你的同学处理好关系被认为是一件重要的事情。五、动名词的复合结构作主语当动名词有自己的逻辑主语时，常在前面加上一个名词或代词的所有格，构成动名词的复合结构。D典例呈现①Theircomingtohelpwasagreatencouragementtous.他们来帮忙对我们是极大的鼓励。②His/Tom'sbeinglatemadetheteacherveryangry.他/汤姆迟到使老师很生气。J即学即练单句语法填空①__________(learn)tothinkcritically(批判性地)isanimportantskillthattoday'schildrenwillneedforthefuture.②Manyfriends'____________(attend)thepartylastnightmadeAliceveryexcited.③Mary's_______(be)lateforclassthismorningmadetheteacherangry.④Itisawasteoftime________(try)topersuadehimtogiveupplayingcomputergames.Learningattendingbeingtrying⑤Itisworthwhile__________(read)suchawonderfulnovel.⑥It'snouse______________(complain)withouttakingaction.⑦It'sfun___________(spend)theholidayatthebeach.⑧_____________(travel)alongtheoldSilkRoadisaninterestingandrewardingexperience.readingcomplainingspendingTravelling专项练习Ⅰ.单句语法填空1．__________(read)aloudisveryimportantforustolearnaforeignlanguage.2．(2023·新课标全国Ⅰ卷)_________(take)responsibilityformistakesisapositivestep,butdon'tbeatyourselfupaboutthem.3．Itisawasteoftime__________(go)tothedoctorwithmostmildcomplaints.ReadingTakinggoing4．_____________(stretch)exercisescanhelpyouavoidinjuryandimproveyourgame.5．Wepraisedherbecauseof______(she)winningthecompetition.6．Exercisingregularlyreally_______(do)greatgoodtous.7．______________(ask)todochoreseverydaymadeJohnannoyed.8．Singingismyhobby,and__________(sing)onTVonedayisoneofmydreams.StretchingherdoesBeingaskedtosing9．______________________(understand)yourownneedsandstylesofcommunicationisasimportantaslearningtoconveyyouraffectionandemotions.10．__________(know)basicfirst­aidtechniqueswillhelpyourespondquicklytoemergencies.UnderstandingKnowingⅡ.完成句子1．______________________inthemorningmadehimlateforclass.他早上起晚了，这导致他上课迟到了。2．Mybrother'splayingtheguitarmakesmefailto______________studying.我哥哥弹吉他使我无法专心学习。3．It'snogood__________________________.整天在床上睡觉没有好处。4．_______________________isaverygoodhabit.饭后散步是一个很好的习惯。HisgettinguplategetdowntosleepinginbedalldayWalkingafterameal5．_____________________________isnotapleasurebutasuffering.在这种环境中工作不是一件愉快的事而是一件痛苦的事。6．____________hishomeworkallowshimtoturnontheTV.做完作业后，他就可以打