选修八 5.1Unit 5　Language Points

新课标人教版课件系列高中英语选修选修(模块）模块）8-8-5.1Period 3 Language Points1.have you ever considered how weak humans are campared wih a volcano,hurricane or earthquake?你是否想过，你是否想过，和火山，飓风或地震和火山，飓风或地震 相比人类是何等脆弱相比人类是何等脆弱consider 思考思考,主要用于：主要用于：consider+名词名词/-ing/-ing形式形式:He is considering studying abroad.他正在考虑出国留学他正在考虑出国留学Consider+wh-:We considered how we should help them.我们仔细考虑应该如何帮助他们我们仔细考虑应该如何帮助他们Consider+副词：副词：Consider carefully before you decide.要慎重考虑后再作决定要慎重考虑后再作决定2.Do you enjoy taking risks?risk n.风险，危险：风险，危险：he was taking a risk by overtaking on a bend.他在转弯处超车是在冒险。

他在转弯处超车是在冒险The house is a fire risk.这房子有起火的危险这房子有起火的危险短语联想：短语联想：at risk 在危险中在危险中:You are at risk if you dont wear a seat belt.不系安全带真的会有危险不系安全带真的会有危险at the risk of 冒冒危险：危险：At the risk of seeming rude,I must refused your request,Im afraid.尽管似乎无理，恐怕我还是必须拒绝你的要尽管似乎无理，恐怕我还是必须拒绝你的要求3.Many houses have been covered with lava or burnt to the ground.许多房屋被熔岩覆盖或烧毁许多房屋被熔岩覆盖或烧毁burn to the ground 指楼等被烧毁指楼等被烧毁例如：He has no place to live in because his house has been burnt to the ground.他无他无 处栖身因为他的房子被烧掉了处栖身因为他的房子被烧掉了。

短语联想：短语联想：burn away 烧掉：烧掉：The wood had burnt away to nothing.木头已烧成灰烬木头已烧成灰烬burn down(建筑物建筑物)烧毁：烧毁：The cinema burnt down last year.电影院去年被烧毁了电影院去年被烧毁了The school was burnt down by vandals.学校被人纵火烧毁了学校被人纵火烧毁了Burn off 烧掉：烧掉：He was badly injured in the accident,andHis hair was burnt off.他在事故中严重受伤，他在事故中严重受伤，头发也被烧掉了头发也被烧掉了Burn out 烧坏烧坏:The engine had burnt out.引擎给烧坏了引擎给烧坏了Burn up 烧毁，燃得更亮烧毁，燃得更亮/旺：旺：The rocket burnt up when it reentered the earths atomasphere.火箭重入地球大气层时烧毁火箭重入地球大气层时烧毁He put more wood in the fire to make it burn up.他往火上加木材他往火上加木材 想让他烧的更想让他烧的更 旺。

旺4.We slowly made our way to the edge of the crater.我们慢慢向走我们慢慢向走火山口的边缘火山口的边缘make ones way（向某地）走（向某地）走（去）：（去）：She hesitated,but made her way forward.她犹豫了一下，但向前走去她犹豫了一下，但向前走去She hastily left the room,and made herway to her bed.他迅速离开房间，他迅速离开房间，朝她床边走去朝她床边走去短语比较：短语比较：make ones way 还表示还表示“有出息有出息”：If you want to make your way in the world,You must learn to work hard while you are still young.你若想要有你若想要有出息，趁年轻的时候要学会发奋出息，趁年轻的时候要学会发奋make way(for)让路，让位：让路，让位：All the traffic has to make way for a fire engine.所有的车辆都得给救火车所有的车辆都得给救火车让道。

让道I shall make way for a younger man.我将把职位让给更年轻的人我将把职位让给更年轻的人5.Today,I am just as enthusiastic about my job as the day I first started.如今，如今，我和开始从事这项工作时一样我和开始从事这项工作时一样满怀热情满怀热情enthusiastic(about)感兴趣的，感兴趣的，热心的：热心的：She seemed enthusiastic about the idea.她好象对这个主意很感兴趣她好象对这个主意很感兴趣We got an enthusiastic response from our customers.我们得到了顾客们的我们得到了顾客们的 热情反应热情反应6.She made an effort to be nice to her boss.她努力对老板好些她努力对老板好些effort 可用做不可数名词，表可用做不可数名词，表“力力气气”：It took a lot effort to lift the boxes.抬起那些箱子要花很大的力气抬起那些箱子要花很大的力气。

effort 可用做可数名词，可用做可数名词，表表“费劲的事费劲的事”“尝试尝试”：It was an effort to get up this morning.今天早晨起床很费劲今天早晨起床很费劲Despite all our efforts,we failed.尽管我们尽了力，我们还是失败了尽管我们尽了力，我们还是失败了make an effort to do sth 努力做某事：努力做某事：He made an effort to arrive on time 他尽量准时到达他尽量准时到达exercise Find suitable words or expressions from reading passage in the unit to fill in the blanks.I went to a tea house with two friends last weekend but all they talkes about was volcanoes.I was so _ that I fell asleep.A tourist very foolishly took a risk by walking right to the edge of an active _.I carefully _ over the fallen rocks and returned to the car.boredvolcanomade my way Nothing can _ the experience of standing close to an active volcano for the first time.Can volcanologists predict when a volcano will _?The sight of hot lava entering the dea at dawn was _.compare witheruptimpressive complete the text with the words below in their proper forms fountain burn to the ground ash lava absolute fantastic eruption unfortunately amazeThe eruption of Mount Vesuvius in 79AD took people in Pompeii by surprise.It was so quick and so severe that the town was soon covered in _ and _.Many houses in the town were _.It was an _ disaster for many people who could not get away in time.A writer named Pliny,who was there during the _,described how lava was thrown into the air like a _._ many of the townspeople ashlavaburned to the groundabsoluteeruptionfountainUnfortunately_ at the _ sight of Vesuviuseruption,stayed too long and failed to escape in time.amazedfantasticHomework Finish exercise 1&2 on P71 Underline sentences in the reading passage that use the ing form.。