高一英语课件Unit16languagepoints高一英语课件

LanguagePoints1.Whyshouldstudentsbecarefulsmellingfrombottles?为什么学生在闻从瓶子里冒出来的气味时要小心？becarefulabout/ofsth.对…小心注意(not)todosth.注意(不)做某事withsth.对…小心仔细thatclause做某事小心wh-clause做某事小心(in)doingsth.做某事小心“Becarefulof”referstosomethingthatisoutsideyourcontrolandisadanger:Becarefulofthetrafficwhenyouareout.“Becarefulwith”referstosomethingthatisinyourcontrolandneedscare:Becarefulwiththatbag.It’sfullofbrokenglass.C.f.Becarefulof&becarefulwithPeopleshouldbecarefulaboutthethingstheysay.大家对自己说的话应该谨慎。Sheiscarefulabout/ofherfood.她很注意饮食。=Sheiscareful(about/of)whatsheeats.Becarefulthatthemedicineiskeptawayfromchildren.要小心把药放在安全的地方，不要让小孩拿到。Translate:①那花瓶很贵重，要小心处理。Youmustbecarefulwiththevase;it’svaluable.②外出时要注意交通安全。Becarefulofthetrafficwhenyouareout.③跟这样的人打交道要小心。Becareful(in)dealingwithsuchpeople.④小心别打破杯子。Becarefulnottobreaktheglass.or:Becareful(that)youdon’tbreaktheglass.2.Whatistobedonewhensomethinggetsintoyoureyes?眼睛进了东西，该怎么办？“be+todo”结构表示安排、命令、职责、义务、目的、用途、可能性、命中注定等。E.g.Wearetomeetattheschoolgate.(安排)Youaretobebackby10o’clock.(命令)IamtoinformyouthatthemeetingwillbeheldinHangzhou.(职责)Aknifeistocutwith.(用途)Theywerenevertomeetagain.(命中注定)3.It’sfastandcleananditdoesnotmakeanynoise,asplanesdo.它又快又清洁,不会像飞机那样产生噪音.asconj.像…一样e.g.Sheisafinesinger,ashermotherusedto.像她妈妈过去一样,她是个很好的歌手.Hebroketheschoolrecordinthe100-metredash,ashisfatherdid25yearsago.4.Weshouldmakemoreuseofthisnewtechnology.我们应更多的利用这项新技术.make…useof利用Translate:①你该好好利用这次机会。Youshouldmakethebestuseofthischance.②他利用闲暇时间学习法文。HemakesuseofhisfreetimetolearnFrench.③他们开始考虑如何利用这一种材料。Theybegantoconsiderwhatusecouldbemadeofsuchamaterial.5.Itisgoodfortheeconomy.对经济发展有好处。begoodfor对…有益begoodto对…友善Translate:①牛奶对你健康有益。Milkisgoodforyou/yourhealth.②孩子要什么就给什么,这对他们并无益处。Itisnotgoodforchildrentogivethemeverythingtheywant.③这位老板对雇员很好,尤其是当他们生病时。Thisbossisgoodtohisemployees，especiallywhentheyareill.6.HavingrealizedthatIcoulduseakitetoattractlightning,Idecidedtodoaexperiment.我意识到可以用风筝来吸引闪电，于是决定做个实验。havingdone是现在分词的完成时，在句中做时间或原因状语，表示的动作发生在谓语动词所表示的动作之前。如：Havingnoteddownournamesandaddresses,thepolicemandismissedus.那警察把我们的名字和地址记下之后，就让我们走了。Translate:☆她在这个城市住了20年了，对城市很熟悉。Havinglivedinthecityfor20years,sheknowsitquitewell.Canyoumakeasentenceusingthispattern?7.Thekiteflewhighintherainysky,…风筝在雨空中飞得很高,……句中high是副词。在英语中，有些形容词变化出两个副词，即：与形容词同形和形容词后加-ly。这两种副词的意思异同关系有三类：①意思相似。例如：quick－quickly；②意思相近。例如：wide－widely；high－highly；deep－deeply；close－closely。注意：与形容词同形的副词一般解释具体的概念。而形容词后加-ly构成的副词一般解释抽象的概念。e.g.Thedooropenedwideandpeoplecamestreamingout.Thedrugiswidelyusedinthetreatmentofcancer.③意思不同。例如:hard－hardly8.Iwasbeginningtothinkthattheexperimentwouldnotwork.①比较begintodo与begindoing:ⅰ含义上没有多少差异.如果谈论一个长期的习惯动作开始养成时,更常用begindoing。例如：Howoldwereyouwhenyoufirstbeganplayingthepiano?ⅱ当begin后面跟understand,realize,see,know,think等动词时,用begintodo。例如:Shebegantothinkshewaswrongafterasecondthought.ⅲ当begin为beginning形式出现时,其后跟todo.如:Arethefarmersbeginningtosellapples?②work在此句中的意思是“起作用;行得通;奏效”。Moree.g.Themedicineseemstobeworking.Willyourmethodwork?Yourideawon’tworkinpractice.9.Tiethecornerofthehandkerchieftothepointsofthecross,andyouwillhaveanicestrongkite.把手帕四角与龙骨端头绑牢，就可以成为很好的结实风筝。①tie…to“把……绑在……”。例如：Thefarmertiedthehorsetoatree.(Similarly,wesay“fasten…to”and“fix…to”.)②“祁使句+and+陈述句”结构中，祁使句表示条件，陈述句表示结果。上述句子相当于Ifyoutiethecornersofthehandkerchiefto…,youwill…。另外，“祁使句+or+陈述句”结构表示：If(not)…,(you)will…。例如：Workharderandyouwillfinditnotdifficulttolearn.Hurryup,oryouwillbelate.Translate:穿过这个大门，你会发现右边有家书店。Gothroughthegate,andyou’llfindabookshoponyourright.10.Thisribbon,whichmustnotgetwet,willprotectyoufromtheelectricity.这条丝带不能弄湿，它保护你不触电。比较：protect…from…保护…不受…（伤害）prevent…from…防止/阻止…（做某事）Translate:戴顶帽子，免得被太阳晒着。Wearahattoprotectyourselffromthesun.他抬起胳膊以护着脸部不被打着。Heraisedhisarmtoprotecthisfacefrom/againsttheblow.这场大雨阻止了他们外出。Theheavyrainpreventedthemfromgoingout.11.Takecarethatthestringdoesnottouchthewallorthedoor.注意不要让线绳碰到墙壁或门。takecare（＋that…/todo）注意；小心takecareof照顾；爱护；Takecarethatyoudon’tspoilyourclothes.=Takecarenottospoilyourclothes.当心不要把衣服弄脏。Takecarenottosmoketoomuch.Shestayedathometotakecareofthebaby.Whotakescareofthepet?Pleasetakecareofyourhealth.UsefulExpressions:●theprosandcons赞成和反对的论据●theadvantagesanddisadvantagesof………的优缺点●ahigh-speedmaglevtrain高速磁悬浮列车●awasteofmoney浪费金钱●bringpeoplemorecomfort带给人们更多舒适享受●makeimportantdiscoveries做出重大发现●conductanumberofexperiments做一系列实验●useakitetoattractlightning用风筝来吸引闪电●buildastrongkite制作结实的风筝●flyhighintherainysky在雨空中飞得很高●get/becomecharged充电,带电●bring…closetothekey把…靠近钥匙●feelalightbutclearelectricshock感到轻微而明显的电击●buildtheframeofthekite制作风筝骨架●addatailtotheframe在龙骨上加尾巴●tieastringtothecross在十字骨架上绑一根线●fix…tothetopof把…固定在…顶部●protect…fromtheelectricity保护…不触电●takecarethat注意……●comeoverthekite飘到风筝上方●pulltheelectricityfromthecloud从云层引下电●bewetfromtherain被雨淋湿●conducttheelectricity导电