新概念英语第二册课件44课(共19张PPT).ppt

1、Lesson 44 Through the forest【New words and expressions】1.森林n.forest 2.危险，冒险n.Risk3.野餐n.picnic 4.边缘n.edge 5.带，皮带n.strap 6.所有n.possession7.n.呼吸breath 8.v.修理mend 9.n.（常用复数）内有的物品contents risk n.危险，冒险 n.危险，风险 Is there much risk of losing money in doing football pools?John took/ran the risk of damaging hi

2、s bus and drove it into the back of the thievescar.约翰冒着撞坏他开的那辆公共汽车的危险把它撞在了小偷们的车的后尾上。John saved me at the risk of his own life.约翰冒着生命危险救了我。vt.冒危险，使遭受危险 John risked his own life to save me.breath n.呼吸1)上气不接下气 out of breath2)白费口舌 waste ones breath3)屏住呼吸 hold ones breath4)口臭 bad breath5 save ones breath

3、 省省力气 edge at the edge of.在.的边缘 It is dangerous to stand at the edge of the cliff.forest in the forest/in the woods 在森林里 possession in the possession of=own He is in the possession of a beautiful car.in ones possession=in the possession of sb.The car is in the possion of him.contents n.(常用复数)内有的物品co

4、ntents of the bag包里的东西 More contents!(口语)在吃饭时要求再加些饭菜【课文讲解】1、Mrs.Anne Sterling did not think of the risk she was taking when she ran through a forest after two men.1)think ofHave you ever thought of settling down in this town?2)take a risk（of doing）John took/ran the risk of damaging his bus and drove

5、 it into the back of the thievescar.约翰冒着撞坏他开的那辆公共汽车的危险把它撞在了小偷们的车的后尾上。3)run afterThe police are running after a thief.考虑，思考冒风险追赶；追随；追求2、They had rushed up to her while she was having a picnic at the edge of a forest with her children and tried to steal her handbag.刚才，当她和孩子们正在森林边上野餐的时侯，这两个人冲到她跟前1）rush

6、 up to sb.迎面冲向某人up向上，面对面，与说话人相反方向；down方向相同，与说话人相同方向go down 接着往前走,不用回头up to可以表示地点、时间等“一直到”2）have a picnic 去野炊3）at the edge of The park lies at the edge of the town.4）Try to do sth 努力做某事Try doing sth 尝试做某事Try ones best 尽某人最大努力迎面冲向某人野餐go picnicking在的边上 3、In the struggle,the strap broke and,with the bag

7、 in their possession,both men started runningthrough the trees.in ones possession=in the possession of sb.为某人所拥有 I went out of the book shop with book in my possesion.The house used to be in my possession,but now it is in the possession of an old lady.4.Mrs.Sterling got so angry that she ran after t

8、hem.5、She was soon out of breath,but she continued to run.out of breath 上气不接下气，喘不上气Tom ran to the shop to get some salt for his mother.When he reached there,he was quite out of breath.continued to do sth.=continue doing sth.接着做5、When she caught up with them,she saw that they had sat down and were go

9、ing through the contents of the bag,so she ran straight at them.go through （仔细地）搜查，在中搜寻，浏览，翻看(速度较快的看)She went through her bag,but she couldnt find her key.catch up with sb.追上,赶上(强调结果)contents of the bag包里的东西run(straight)at （at 强调瞄准,一般与straight相连都用at）7、The strap needs mending,said Mrs.Sterling later,

10、but they did not steal anything.need作“需要”为讲时，后面接的动名词有被动的含义。6.The men got such a fright that they dropped the bag and ran away.such a fright=so frightened run away 逃跑【Key structures】动名词1、动名词可以做主语、宾语、介词宾语等Washing the car made me tired.（主语）Before leaving the office,he gave me a book.（宾语）I am very keen

11、on cycling.（介宾）2、动名词还可以用于“动词+介词”之后look forward to doing sth.期待、盼望做某事I am looking forward to seeing him tomorrow.be accustomed to doing sth.=be used to doing sth.习惯于做某事I am accustomed to getting up early.我习惯早起.be used to doing sth.习惯做某事I am used to getting up early.我习惯早起.used to do sth.过去常常做某事比较：I us

12、ed to get up early but I dont anymore.我过去常早起,但现在不再早起了。devote to doing sth.奉献给某事,把奉献给 devote oneself to doing sth.(全身心投入做某事)My mother devotes herself to doing homework.object to doing sth.反对做某事 I object to eating out.我反对在外面吃饭.get/be tired of doing sth.对厌烦,作为系动词get可与be 替换 believe in 信任,信仰 believe in+s

13、b.表示信任某人,信仰某人 believe in+doing sth.表示我的信条是.I belive in taking it easy.（take it easy 轻松,放松,慢慢来）accuse sb.of doing sth.因某事控告某人（accuse vt.控告；指控）The police accused him of stealing.警方控告他犯有盗窃罪.3、在start，begin，continue等后面，既可以用不定式又可以用动名词，区别不大：I began to learn/learning English two years ago.4、在love，like，prefe

14、r等动词后，用不定式和动名词意义有所区别。hate,love,like+doing sth.表示一种习惯(always)hate,love,like+to do sth.表示某一次性的行为(now)would love/like to do sth.表示想要,习惯于在前面加would 餐厅服务员习惯会问:“Would you like to?”，而不会用“Do you like?”，他只关心你现在想吃什么,而不管你平常吃什么。I hate to do sth.不喜欢 I hate to say I have no money,but I really need some.说明这个人要向你借钱了

15、 I hate to say but I really have something important to do.你想拒绝别人的邀请时可用的句型 preferto结构中只能用动名词Why dont you drive to work instead of walking?I prefer walking to driving.5、在need，want之后，动名词形式具有被动的含义，相当于被动的不定式：如果以物体做主语，可以直接加动词-ing，表达被动的含义 My shirt is torn.It needs mending.我的衬衫撕破了,需要缝补.Those windows are di

16、rty.They want washing.那些窗户很脏,需要洗刷【Special Difficulties】catch and run 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：He ran quickly to catch the last bus home.When she caught up with them,she saw that they were going through the contents of the bag.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：She has run off with all his money.The man ran away with her bag.Thank you !See you next time