托福听力备考3大类核心常识介绍

1、精选word文档 下载可编辑在开始托福听力备考之前，可能大家对托福听力还缺乏一些基本的认识，很多人对听力的印象也许还停留在听一段内容然后答题的考试模式上。下面就和大家托福听力备考辨音常见问题和能力训练要点分析,来欣一下吧。托福听力备考3大类核心常识介绍托福听力备考时间类常识介绍针对托福听力的练习时间知识，大家要明白托福听力练习时间有两个方面的理解，一是托福听力练习时间点，二是托福听力练习的时间长度。大家在托福听力练习时间点上，提醒要尽可能的选择上午的时间来练习听力，原因在于托福听力考试是托福考试的第一场考试，同时还是在从上午开始。在托福听力练习时间长度上，但并不建议大家使用太长时间但也不要太短

2、，两个小时左右最佳。对于这些时间只是也是我们要牢记在心的。托福听力备考语音类常识讲解新托福听力方面语速是相当快的，听起来十分的模糊。但是事实上这不单单是语速快慢问题，最关键的是比如连读、失爆、重音、弱化以及缩读等美音里经常看见的音变问题。考生想要降低听力当中的阻碍，托福听力练习时大家必须要掌握有的语音知识，才可以实现听力能力的提升。如果把这些问题都解决了，想必托福听力读得再快、再模糊，大家同样是可以“庖丁解牛”、反应机敏。因此大家必须要注重语音知识的积累帮助同学们实现托福听力高分。托福听力备考原则类常识解读托福听力一般是在有限的时间里，要求大家把有效的句子及词语抓住，如此不但需要靠实力同时还需

3、要靠一些巧。在托福听力的练习过程里，需要把四大原则掌握，才可以帮助大家降低托福听力中的阻碍。这四大原则包括练习听力的耐力，听力的准确性，对话题的敏感性和记笔记。利用这四项原则大家到了听时不但能够掌握文章的框架还可以抓住听力中的细节。托福听力备考开始前考生需要了解的3大类核心常识就为大家介绍到这里，希望考生通过本文内容明确托福听力的备考方法和提分思路，顺利完成备考实现高分目标。托福听力练习对照文本thank you. its great to see so many of you interested in this series onsurvival in outer space.谢谢。见到你

4、们这么多人对“生存在外层空间”这个系列感兴趣真是太棒了。please excuse the cameras, were being videotaped for the local tvstations.请原谅这些摄像机，我们正在为地方电视台录像。tonight im going to talk about the most basic aspect of survivalthe spacesuit.今晚我将要谈论关于最基本的生存方面宇航服when most of you imagine an astronaut, thats probably the first thing thatcome

5、s to mind, right当你们中的大多数人想象一个宇航员的时候，那个可能是脑子里首先要想到的，对吗well, without space suits, it would not be possible for us to survive inspace.好，没有宇航服，对我们来说生存在太空中是不可能的。for example, outer space is a vacuumtheres no gravity or air pressure;without protection, a body would explode.举例来说，外层空间是一个真空空间没有重力和气压;没有防护的话，人体

6、将会爆炸。whats more, wed cook in the sun or freeze in the shade with temperaturesranging from a toasty 3 degrees above to a cool 3 degrees below zerofahrenheit.更重要的是，从酷热的零上3华氏度到冰冷的零下3华氏度的温度范围里，我们会在阳关下被烤熟或者在阴影下被冰封the space suit that nasa has developed is truly a marvel.nasa研制出的的宇航服真是个奇迹this photo enlarge

7、ment here is a life-size image of an actual space suitworn by astronauts on the last space shuttle mission.这张放大的照片是个与实物大小一样的，一件真正的被宇航员在最近一次航天飞机任务中穿过的图像this part is the torso.这个部分是躯干。its made of seven extremely durable layers.它是由七个极其耐用的层次制成的this thick insulation protects against temperature extremes

8、andradiation.这个厚厚的隔离层防御了极端温度和辐射。next is what they call a bladder of oxygen thats an inflatable sac,filled with oxygen, to simulate atmospheric pressure.下一个是所谓的氧气囊，那是一个可充气的囊，充满了氧气，用来模拟大气压强。this bladder presses against the body with the same force as the earthsatmosphere at sea level.这个囊状物压在皮肤上，带着同样的力

9、量，就像地球空气在海平面上一样。the innermost layers provide liquid cooling and ventilation.最内层提供了液体冷却和通风设备。despite all the layers, the suit is flexible, allowing free movement so wecan work.尽管有所有这些层，宇航服是有灵活性的，允许自由运动，所以我们能够工作。another really sophisticated part of the space suit is the helmet.另一个非常复杂的宇航服的部分是头盔i broug

10、ht one along to show you. can i have a volunteer come anddemonstrate我带了一个过来展示给你们。我能找个志愿者过来演示一下吗托福听力练习对照文本welcome to everglades national park.欢迎来到everglades国家公园the everglades is a watery plain covered with saw grass thats home tonumerous species of plants and wildlife.everglades是一个被锯齿草覆盖着的湿润的平原，是许多种植

11、物和野生动植物的故乡。at one and a half million acres, its too big to see it all today, but thistour will offer you a good sampling.因为15万英亩(大小)，它太大了而不能今天都看完，但是这次旅行将会提供你一个好的样本。our tour bus will stop first at taylor slough.我们的旅游巴士将首先停在taylor sloughthis is a good place to start because its home to many of the pla

12、nts andanimals typically associated with the everglades.这是一个开始的好地方，因为这里是许多同everglades有关系的动植物的故乡。youll see many exotic birds， and, of course, our world famousalligators.你将会见到许多奇异的鸟类，当然还有，我们世界闻名的短吻鳄dont worry, theres a boardwalk that goes across the marsh, so you canlook down at the animals in the wat

13、er from a safe distance.不用担心，有一条木板路穿过沼泽，所以你可以从一个安全的距离向下看动物。the boardwalk is high enough to give you a great view of the saw grassprairie.木板路高到足以给你一个很棒的锯齿草大草原的景观。from there well head to some other marshy and even jungle like areas thatfeature wonderful tropical plant life.从那里我们将去向另一些湿地乃至丛林似的以美好的热带丛林植

14、物为特色的区域for those of you whod like a closer view of the saw grass prairie, youmight consider renting a canoe sometime during your visit here.对于你们谁喜欢锯齿草大草原近距离景观的，你们应该考虑在你们参观的期间租一个独木舟however, dont do this unless you have a very good sense of direction andcan negotiate your way through tall grass.然而，别这么做，除非你有非常好的方向感，并且能够穿过长草找到你的路wed hate to have to come looking for you.我们痛恨不得不来寻找你you have the good fortune of being here in the winterthe best time of yearto visit.你们冬季在这里是很幸运的一年中最好的时间来游览during the spring and summer, the mosquitoes will just about to