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1、Module four Sandstorms in Asia Language Points,一。Key words,1.It has lasted for ten hours and was very frightening,last :,V:(1) (for) some time持续，历时,你看这样的好天气能持续多久?,How long do you think this fine weather will last? This period will last 45 minutes.,(2) (out) 持续，持久，坚持,How long can they last out withou
2、t food?,Will the petrol last (out) till we reach London?,Hes very ill and probably wont last (out) the night.,(3) ,耐久，支持,This coat lasts/ washes well. The pen writes well/ the apple sells well. *lasting adj .持续很长一段时间的 a lasting effect, interest, relationship 持久的效力 兴趣 关系,The food will last us a few m
3、ore days.,2.Ren Jianbo described a terrible sandstorm he experienced as (he was) a child in the desert .,Describe:v(1)描述某人某事物; 叙述某事物; 形容:,那景色之美难以言传.,Words cannot describe the beauty of the scene.,（3) s.b/ s.th as sth/ adj.叫做; 称做:,他自称是医生,He describes himself as a doctor,萨拉说他很害羞。,Sarah described him a
4、s shy/a shy boy.,The man was described as tall and dark, and aged about 20,(2) Describe sth. To sb.,Description: n Make/ write a description of sth. beyond description /imagination/ a vivid description descriptive :adj.,3. When a sandstorm arrives in the city ,weather experts advise people not to go
5、 out.,Advise : v. doing sth sb (not ) to do sth sb against (doing)sth that (should) do His advice is that we all should take our study seriously. His advice that we should take our study seriously is reasonable.,4.Sandstorms in China appear to have increased in recent years as a result of desertific
6、ation.,Appear 似乎，看起来，好像,(to be) adj./n . to do /to have done /to be doing/to have been done It s that / as if,e.g : She s( to be )happy at the good news.,It s to be raining. He s to have done it.,It s (that) he will win the prize =it s (as if ) he will win the prize,二. key phrases,1.Deserts are also
7、 created because people cut down trees and dig up grass.,Cut down :(a) 砍倒: cut down a tree 砍倒一棵树.,(b)缩短某物; 删减某物:,.,Your articles too long - please cut it down to 1000 words .,cut down ones expenses 减少开支 *,d) cut sth. down (to sth) 说服某人降低价格:,这辆汽车他要价400英镑,但是我们把价杀到350英镑.,He asked 400 for the car, but w
8、e cut the price down to 350.,Dig up :(a) 挖掘,We dug up the tree by its roots. 我们将树连根挖起.,(b) (fig 比喻) 找出（情报等）; 透露某事:,Newspapers love to dig up scandal. 报纸就是爱把丑事儿揭出来.,2.Trees take in carbon dioxide and give out oxygen,Take sb in :(a) 收留:,他无家可归, 我们就收留了他.,He was homeless, so we took him in,(b)欺骗 蒙蔽某人:,I
9、was taken in by the salesman. 推销员欺骗了我,You wont take me in that easily!,(d)将（衣服）改瘦/小:,If the skirt is too big, we can take in the waist.,( C) 理解，吸收,I find it hard to take in what he teaches.,I hope youre taking in what Im saying.,(e) Include The price takes in the cost of all the accommodation and fo
10、od.,3. To have been caught in a sandstorm is a terrible experience.,On my way home, I was caught in a downpour,Be caught in 陷入，遇到，进退两难（= be stuck in/ be trapped in),If you take over Doras job, you are sure to be caught in the middle. 如果接替多拉的工作，你一定会被搞得进退两难。,Give out :(1）vi (a)用完; 消耗尽; 精疲力竭:,After a m
11、onth their food supplies gave out.,过了一个月, 他们的食物已消耗殆尽.,Her patience finally gave out. 她终於失去了耐性,(b)指发动机等）停止运转, 停机, 出故障:,One of the planes engines gave out in mid-Atlantic飞机在大西洋中部飞行时, 其中一个发动机出了故障.,(2)vt.(a) 分发或散发某物:,The teacher gave out the examination papers.,(b) 送出或发出某物:,give out a lot of heat. 释放出很多
12、热量.,(c)宣布或广播某事:,总统逝世的消息已在电台上播出了.,The news of the Presidents death was given out in a radio broadcast.,3.Citizens wake up to an orange sky .,wake up to,How delighted it is to wake up to a clear blue sky every morning.,Its time you woke up to the fact that the world outside is tough .,Have no other ch
13、oice but to do sth. cant help/choose but do s.th. can,t but do sth. I have no other choice but to study hard. I can,t help/ choose but study hard.,5. I couldnt agree more/ less it couldnt be worse/ it couldnt be better,4.The first letter is provided for you .,Provide sb with sth =provide sth for sb
14、Supply sb with sth =supply sth to sb Offer sb sth =offer sth to sb,5.The garbage is then taken away and , if possible ,recycled .,If possible=if it is possible If so ,if necessary, if any ,if not,三。Key patterns : 1.The storms sometimes continue all day and traffic moves very slowly because the thick
15、 dust makes it difficult to see .,Make/think/find/belive/feel/suppose+it +adj. +to do / doing / that,Eg. We found it difficult to get along with him. we thought it wrong wasting our time . He found it strange that no one else had arrived.,She felt it her duty to take good care of them.,I think it no
16、 good going there now.,The headmaster has made it clear that the school meeting will not be put off.,动词不定式,grammar,1不定式的形式：（以动词do为例）,否定式：not + to do,To teach English is my job. We plan to pay a visit. He seems to know a lot. The meeting to be held tomorrow is put off. The teacher ordered the work to be done. To catch the first bus, he got up early.,（1）一般式：所表示的动作与谓语动词动作同时发生或表示将来,The boy pretended to be working hard. He seems to be reading
