2025版新教材高中英语Unit3FascinatingParksSectionⅡLearningAboutLanguage语法精析新人教版选择性必修第一册

SectionⅡLearningAboutLanguageGrammar——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.每天闲逛并且有足够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……是奢侈时间的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奢侈时间的。②Itisnogood/useregrettingthepast.后悔过去是没用的。三、动词­ing和todo作主语的区分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简洁。四、单个动词­ing作主语时，谓语动词往往运用单数形式D典例呈现①Climbingmountainsandswimmingarereallydifficultfortheold.对于老人来说，爬山和游泳的确困难。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全部格，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激励。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①Learning(learn)tothinkcritically(批判性地)isanimportantskillthattoday'schildrenwillneedforthefuture.②Manyfriends'attending(attend)thepartylastnightmadeAliceveryexcited.③Mary'sbeing(be)lateforclassthismorningmadetheteacherangry.④Itisawasteoftimetrying(try)topersuadehimtogiveupplayingcomputergames.⑤Itisworthwhilereading(read)suchawonderfulnovel.⑥It'snousecomplaining(complain)withouttakingaction.⑦It'sfunspending(spend)theholidayatthebeach.⑧Travelling(travel)alongtheoldSilkRoadisaninterestingandrewardingexperience.专项练习Ⅰ.单句语法填空1．Reading(read)aloudisveryimportantforustolearnaforeignlanguage.2．(2024·新课标全国Ⅰ卷)Taking(take)responsibilityformistakesisapositivestep,butdon'tbeatyourselfupaboutthem.3．Itisawasteoftimegoing(go)tothedoctorwithmostmildcomplaints.4．Stretching(stretch)exercisescanhelpyouavoidinjuryandimproveyourgame.5．Wepraisedherbecauseofher(she)winningthecompetition.6．Exercisingregularlyreallydoes(do)greatgoodtous.7．Beingasked(ask)todochoreseverydaymadeJohnannoyed.8．Singingismyhobby,andtosing(sing)onTVonedayisoneofmydreams.9．Understanding(understand)yourownneedsandstylesofcommunicationisasimportantaslearningtoconveyyouraffectionandemotions.10．Knowing(know)basicfirst­aidtechniqueswillhelpyourespondquicklytoemergencies.Ⅱ.完成句子1．Hisgettinguplateinthemorningmadehimlateforclass.他早上起晚了，这导致他上课迟到了。2．Mybrother'splayingtheguitarmakesmefailtogetdowntostudying.我哥哥弹吉他使我无法专心学习。3．It'snogoodsleepinginbedallday.成天在床上睡觉没有好处。4．Walkingafteramealisaverygoodhabit.饭后闲逛是一个很好的习惯。5．Workinginthisenvironmentisnotapleasurebutasuffering.在这种环境中工作不是一件快乐的事而是一件苦痛的事。6．Finishin