江苏地区高二英语Unit19 language points 新人教 课件VIP免费

1.goabout+n/ving着手做；从事ItwasatypicalMondaymorningandpeopleweregoingabouttheirworkasusual.That’snotthebestwaytogoaboutit.Ihavenoideahowtogoaboutmendingaclock.这是一个典型的星期一早晨，人们象往常一样开始工作这不是最好的开始做这事的办法.我不知道怎样着手修闹钟.goaboutdoingsetouttodosetaboutdoinggetdowntodoing①It’snouse/useless/nopoint/nogooddoingIt’snousecryingoverspiltmilk.It’snogooddrinkingandsmokingalot.Itisnousearguingwithhim.做…没用/没有好处。例如：It’suselesstryingtopersuadehimtogiveupsmoking.不要为无益的事而后悔。烟酒过多无益和他争也没用.2.ItisuselesstryingtoarguewithShylock.②it作形式主语用在it’sawasteoftime+ing的句子中。和他谈简直是浪费时间.③动名词作主语还用于there+be+nouse(good,point)+ing句型It’sjustawasteoftimetalkingtohim再说也没用.There’snousetalkingaboutit.=It’snousetalkingaboutit.3.may/mightaswelldosth.还是…的好;不妨/不如做某事①Wemightaswellhaveatryandseeifitcanbedone.②既然你已得到这个机会,你还是充分利用它为好.Nowthatyou’vegotthechance,youmightaswellmakefulluseofit.③Thereisnothingtodo,soImayaswellgotobed.4.times在此表示三倍以上的倍数。用times表示“甲是乙的几倍大（长、宽、高等）”，“甲比乙大（长、高、宽等）几倍”，可以用下列句型：①Ais…timesthesize(length/height/width)ofBThisstreetisfourtimesthelengthofthatone.这条街是那条街的4倍长。（=这条街比那条街长3倍。）②Ais…timesasbig(long,high,wide)asBAsiaisfourtimesaslargeasEurope.亚洲是欧洲的四倍大。（亚洲比欧洲大三倍。）Themeeting-roomisthreetimesbiggerthanouroffice.Hisweightisdoublewhatitwastenyearsago.Thisrailwayistwicelongerthanthatone.Theroomistwicethesizeofthatone.=Thisroomistwiceasbigasthatone.③Ais…timesbigger(longer,higher)thanB会议室比我们的办公室大三倍。④三倍以下通常用double或者twice来表达两倍。他的体重是10年前的两倍。这条铁路比那条长两倍。这房间比那房间大两倍.aThenewbuildingis①fourtimesthesizeoftheoldone.②Thenewbuildingisfourtimesasbigastheoldone.Thenewbuilding③isthreetimeslargerthantheoldone.④Thesizeofthenewbuildingisfourtimesthatoftheoldone.5.hopefor“希望，盼望”①抱最好的希望，作最坏的准备.②盼早日回信。Hopeforthebest，preparefortheworst.Wehopeforanearlyanswertoourletter.HowIhopeforalaptop!Wehaven’theardfromhimforweeks,butwe’restillhopingforaletter.6.when在这里相当于if,意为“既然”①HowcanIhelpthemwhentheywon’tlistentome?②他们把所有空闲时间都用来看电视了,还能学什么东西呢?HowcantheylearnanythingwhentheyspendalltheirsparetimewatchingTV?She'llbeheretogiveyouhelpwhennecessary.7.desiren./v渴望得到，渴望(1)desiresth./desiretodo/desiresb.todo/havedesireforsth.Wealldesirehappinessandhealth.Idesiretoseeyou.Whatdoyoudesiremetodo?(2)vi.需要，要求desiredoing=desiretobedoneAlltheroomsdesirecleaning.=Alltheroomsdesiretobecleaned.(3)desire表“要求”,用虚拟语气(should)+dosth.Theofficerdesiredthatallthesoldiers(should)startatonce.8.“amost+adj.+可数名词的单数形式”，不表最高级，仅表程度，“非常；十分”,most相当于“very”2.most+adj也表“非常”Ifoundhimtobeamostinterestingboy.Itismostbeautiful.(very)Heaskedusamostimportantquestion.Heaskedusthemostimportantquestiononthesubject.1。我发现他是个很有趣的男孩。2。非常漂亮。9.casen.1）事例；病例；案件这是一发烧的病例。lookintothecase调查这个案件Thisisacaseoffever.2）情形；场合；状况唉,那样的话,我宁愿留在车上啦,'我回答说。“Well,inthatcase,Iwouldprefertostayonthebus,”Ianswered.`常用词组：incase以防；可能；倘若你把帽子带上,以防太阳很利害，。in...