新概念英语第二册第44课课件

Lesson44Throughtheforest•riskn.危险，冒险•①n.危险，风险breathn.呼吸1)上气不接下气outofbreath2)白费口舌wasteone'sbreath3)屏住呼吸holdone'sbreath4)口臭badbreath5saveone'sbreath省省力气6takeadeepbreathedgen.•attheedgeof...在...的边缘•Itisdangeroustostandattheedgeofthecliff.•forest•intheforest/inthewoods•在森林里•inpossessionof=own•Heisinpossessionofabeautifulcar.•inone'spossession=inthepossessionofsb.•Thecarisinthepossionofhim.contentsn.(常用复数)内有的物品contentsofthebag包里的东西非谓语动词动词不定式动名词1\2\3\4分词基本形式特点动词原形+ing1、具有名词、动词的一些特征。2、有时态和语态的变化用法1、作主语Pickingapplesismuchbetterthanhavingclasses.2、作宾语（1）只能接动名词做宾语的动词有miss,finish,mind,keep,practice,enjoy,等。（2）既可接动词不定式又可接动名词作宾语的动词有两类：意义区分不大：begin,start,like,love,hate,prefer等。意义不同：remember,forget,stop,goon,try等3、作表语Hisfavoritesportisplayingbasketball.4、作定语shoppingbasketballfinishingline1、动名词的复合结构为：名词所有格形容词性物主代词+动名词Doyoumind_________thewindow?a.metoopenb.Iopenc.myopeningd.meopeningc2、动名词的习惯用语：a.It’snousedoingsth.b.can’thelpdoingsth.c.feellikedoingsth.d.bebusydoingsth.e.Nodoing【SpecialDifficulties】•catchandrun•catch主要意思是“抓住、捉住、逮住”，但有时可以表示“（及时）赶上、追上”等：•Heranquicklytocatchthelastbushome.•Whenshecaughtupwiththem,shesawthattheyweregoingthroughthecontentsofthebag.•run的本意是“跑”，后面加上不同的小品词可以表达“追赶，逃跑”等多种含义：•Shehasrunoffwithallhismoney.•Themanranawaywithherbag.