新概念英语第二册44课PPT课件谷风讲课

1、 飞行（动词，飞行（动词，过去式，过去分词；名词过去式，过去分词；名词） 南极南极 探险家探险家严重的严重的 坠毁坠毁 无尽的无尽的 平原平原处于，位于（过去式，过去分词）处于，位于（过去式，过去分词）撒谎（过去式，过去分词）撒谎（过去式，过去分词）下蛋，产卵（过去式，过去分词）下蛋，产卵（过去式，过去分词）r e v i e w1沐风教资拍了大量照片拍了大量照片 越过山头越过山头在某一地方在某一地方 似乎肯定似乎肯定遇到麻烦，遇到麻烦， 陷入困境陷入困境起初起初 最后最后 无论如何无论如何 至少至少 困惑困惑 有时候有时候内心里，本质上内心里，本质上 目前，现在目前，现在立刻，马上立刻，马上

2、2沐风教资lesson 44 through the forest3沐风教资 【new words and expressions】1. forest n.森林森林 2. risk n.危险，冒险危险，冒险3. picnic n.野餐野餐4. edge n .边缘边缘5. strap n.带，皮带带，皮带 6. possession n.所有所有7. breath n.呼吸呼吸8.mend v. 修理修理9. contents n.（常用复数）内有的物品（常用复数）内有的物品4沐风教资 risk n. 危险，风险 is there much risk of driving a bus in t

3、he mountains ? take / run the risk of doing sth. 冒着冒着的的危险危险/风险风险 at the risk of sthjohn took/ran the risk of damaging his bus and drove it into the back of the thievescar. john saved me at the risk of his own life. vt. 冒冒危险，使危险，使遭受危险遭受危险 risk doing sth, risk sth (to do)wed better take a taxi. we can

4、t risk missing the plane. john risked his own life to save me. 5沐风教资 picnicn.野餐野餐 goforapicnic have a picnic edge:边缘边缘;边；优势边；优势 on/attheedgeof在在 边上；濒边上；濒于，几乎于，几乎 translate this sentence: manywildanimalsareontheedgeofextinction(灭绝灭绝).6沐风教资possession n.所有所有 possess v拥有拥有. 1) in/take possession of 占有占有

5、 拥有拥有（主语为人主语为人） he is in possession of this farm。2）in ones possession = in the possession of sb. “为某人所拥有为某人所拥有; 被某人控制被某人控制” （主语为物主语为物）the house used to be in my possession, but now it is in the possession of an old lady. 7沐风教资 breath n. 呼吸 breathe v.呼吸1)上气不接下气上气不接下气 out of breath2)白费口舌白费口舌 waste one

6、s breath3)屏住呼吸屏住呼吸 hold ones breath4)口臭口臭 bad breath5） save ones breath 省省力气省省力气6）lose ones breath喘不过气来喘不过气来8沐风教资contents n. 1. (常用复数常用复数) 内有的物品内有的物品 (具体的具体的东西东西) ;2. 内容内容(抽象抽象) contents of the bag 包里的书包里的书 content of the text 文章的内容文章的内容 9沐风教资 1.if you get a chance, what place will you choose for th

7、e coming trip?2. which place is the safest, a forest, a mountain, a park, or a sea?3.what is/are the function(s) of a forest? say something about this according to what you have known.discuss10沐风教资what was mrs. ann doing in the forest?what happened to her?what do you think of her?11沐风教资1.what didnt

8、mrs. anne sterling think of as she ran?2. was she alone in the forest?3. what was mrs. anne sterling doing in the forest?4. had the two men rushed up to her?5. what did the two men try to do?6. there was a struggle, wasnt there?7. what broke in the struggle?8. where did they both start running?9. wh

9、y did the two men dropped the bag and ran away?10. was mrs. sterling lucky? what do you think of her?12沐风教资1.two men had rushed up to her while she was _ at the edge of a forest with her children.2.she _ a forest after two men.3. in the _, the strap _ and mrs. sterling _ so angry that she _ them.4.

10、she was soon _, but she _ to run.5. when she _ them, she _ that two men had sat down and were going through the contents of the bag, so she _ them.having a picnicran throughstrugglebrokegotran afterout of breathcontinued caught up withsawran straight at13沐风教资【language points of the text】1、mrs. anne

11、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) run afterthe police are running after a thief.考虑，思考考虑，思考追赶；追随；追求追赶；追随；追求14沐风教资2、they had rushed up to her while she was having a picnic at t

12、he edge of a forest with her children and tried to steal her handbag.1）rush up to sb. 2）have a picnic3）at the edge of 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迎面冲向某人举行野餐举行野餐在在的边上的边上15沐风教资 3. in the struggle, the strap broke and, with the bag in their possession, both men st

13、arted running through the trees. in ones possession = in the possession of sb. “为某人所拥有; 被某人控制” start doing sth. 开始做某事 16沐风教资 4. mrs. sterling got so angry that she ran after them. sosothatthat，suchsuchthatthat：soso后面是跟形后面是跟形容词和副词；而容词和副词；而suchsuch后面后面是跟名词。是跟名词。 suchsuchthatthat与与sosothatthat都可以用来引都可以

14、用来引导结果状语从句，意为导结果状语从句，意为“如此如此以以致致”。17沐风教资 suchthat的句型结构可分为以下三种： such +a（n）（+adj.）+单数可数名词+that从句。 she is such a good teacher that all of us love and respect her. table tennis is such an interesting game that people all over the world play it. such（+adj.）+复数可数名词+that从句。如： they are such interesting book

15、s that i want to read them once more/again. such（adj.）+不可数名词+that从句。如： it was such bad weather that i had to stay at home.18沐风教资 2）so是副词，与形容词或副词连用，其结构是：so+adj.（adv.）+that从句。 he ran so fast that i couldnt catch up with him. i am so sleepy that i can hardly keep my eyes open. 19沐风教资 注意 当名词前面有many，much

16、，few，little等表示数量多少的限定词时，应该用so，而不能用such。 there were so many people in the street watching the fire that firefighters could not get close to the building. 当单数名词前有形容词时，既可用so，也可用such，但不定冠词的位置却有所不同。 this is such an important meeting that you should attend it.（=this is so important a meeting that you shou

17、ld attend it.）这是一次很重要的会议，你一定要参加。20沐风教资 5、she was soon out of breath, but she continued to run. out of breath 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21沐风教资 1）catch up with sb. 追上追上,赶上赶上(强调结果强调

18、结果) 2）go through （仔细地）搜查，在（仔细地）搜查，在中中搜寻，浏览，翻看搜寻，浏览，翻看(速度较快的看速度较快的看) she went through her bag, but she couldnt find her key. 3） run straight at向向直冲过去直冲过去6. when she caught up with them, she saw that they had sat down and were going through the contents of the bag, so she ran straight at them. 22沐风教资

19、7. the men got 7. the men got such such a fright a fright thatthat they dropped the bag and they dropped the bag and ran ran awayaway. . 这两个人吓了一跳，这两个人吓了一跳，result?result? s suchthatuchthat23沐风教资 need/want doing sth. 需要被做，后面接的动名词有被动的含义。=need to be done the car needs washing. mend是表示“修修补补，小修小补”，常用于修补打破

20、、撕破的东西或衣物等。repair也是表示“修理”，不过repair是指修理好损坏的、用旧的东西，或是出故障的机器 our clavichord is being repaired. 我们家的击弦古钢琴正在修理。 ill mend the shirt. 我会补那件衬衫的。 总之，repair比mend正式，表示缝补的时候我们多用mend. 8、the strap needs mending, said mrs. sterling later, but they did not steal anything.24沐风教资 想起，想到想起，想到 冒冒风险风险 追赶追赶 举行野餐举行野餐 在在的边缘

21、的边缘 为为所有（主物）所有（主物） 占有（主人）占有（主人） 上气不接下气上气不接下气think oftake the risk ofrun afterhave a picnicat the edge ofin ones possessionout of breath25沐风教资 赶上，追上赶上，追上 翻看，搜查翻看，搜查 包里的东西包里的东西 向向直冲过去直冲过去 逃走逃走 需要被做需要被做 如此如此.以致以致catch up withgo throughthe contents of the bagrun straight atrun awayneed doingsuchso that2

22、6沐风教资summary _ men tried to _ mrs. ann sterlings _ while she was _ with _ .the men took the bag after a _ and ran _ the trees. mrs. ann sterling _ them and caught _ them. the men had sat down and were _ the _ of the bag. mrs. sterling ran _ at them. the men got _ a fright _ they dropped the bag and_

23、.twostealhandbaghaving a picnicher childrenstrugglethroughran afterup withgoing throughcontentsstraightsuchthatran away27沐风教资 【key structures】 动名词动名词 1、动名词可以做主语、宾语、介词、动名词可以做主语、宾语、介词宾语等宾语等 washing the car made me tired.（主语主语） before leaving the office, he gave me a book.（宾语宾语） i am very keen on cycli

24、ng.（介宾介宾）28沐风教资 2、动名词还可以用于动名词还可以用于“动词动词+介词介词”之后之后 to后跟动名词的有（此时后跟动名词的有（此时to为介词）为介词） look forward to doing sth. 期盼做某事 i am looking forward to seeing him tomorrow. be accustomed 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

25、习惯早起.29沐风教资 prefer doing to doing与 相比更喜欢做 i prefer walking to driving. devote to doing sth. 奉献给某事, devote oneself to doing sth. (全身心投入做某事) my mother devotes herself to doing housework. object to doing sth. 反对做某事 i object to eating out. 我反对在外面吃饭. pay attention to doing sth.30沐风教资 其他介词其他介词get/be tired

26、 of doing sth. 对对厌烦厌烦, 作为系动词作为系动词get可可与与be 替换替换believe in 信任信任,信仰信仰believe in + sb. 表示信任某人表示信任某人,信仰某人信仰某人believe in + doing sth. 信仰信仰.i belive in taking it easy. （take it easy 轻松轻松,放松放松,慢慢来）慢慢来）accuse sb. of doing sth. 因某事控告某人（因某事控告某人（accuse vt. 控控告；指控）告；指控）the police accused him of stealing. 警方控告他犯

27、有盗警方控告他犯有盗窃罪窃罪. be afraid of be good at do well in等等31沐风教资 3、在、在start，begin，continue等后面，既可等后面，既可以用不定式又可以用动名词，区别不大：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.与表示心理状态的词连用：begin to realize/understand.she began to understand. 她渐渐地明白了。 但在有些情况，通常用但在有些情况，通常用to do.如：如：进行时态中：be beginning to do.the water is beginning to boil.水开始沸腾起来了。物作主语：sth begins/began to do sth.it begins to rain.32沐风教资 4、在、在hate、love，like，prefer等动词后，用等动词后，用不定式和动名词意义有所区别。不定式和动名词