熟记常用句 轻松突破轻松雅思口语关

　　对于很多雅思英语书本知识掌握扎实的考生来说，由于语言环境有限、练习机会较少，如何提高口语能力，突破雅思口语难关，成为让他们困惑不已的一个问题。对此，北外网课老师为大家整理了雅思口语考试中必备的句子，为你的雅思口语保驾护航。

　　科学类

　　Eliminating problems by transferring the blame to others is often called scape-goating.

　　用怪罪别人的办法来解决问题通常被称为寻找替罪羊。

　　The chief foods eaten in any country depend largely on what grows best in its climate and soil.

　　一个国家的主要食物是什么，大体取决于什么作物在其天气和土壤条件下生长得最好。

　　Over a very large number of trials, the probability of an event’s occurring is equal to the probability that it will not occur.

　　在大量的实验中，某一事件发生的几率等于它不发生的几率。

　　The mechanism by which brain cells store memories is not clearly understood.

　　大脑细胞储存记忆的机理并不为人明白。

　　Whereas most exercises are designed to build up strength or endurance plyometrics focuses on increasing power--the rate at which an athlete can expend energy.

　　虽然绝大多数的训练用来提高力量或者持久性，增强式训练则注重增强爆发力--即运动员使用能量的速度。

　　Anthropology is thus a broad discipline so broad that it is generally broken down into three smaller disciplines: physical anthropology, cultural anthropology and archaeology.

　　人类学是一个非常宽泛的学科，通常分为三个更小的学科：体质人类学、文化人类学和考古学。

　　生物类

　　Thanks to modern irrigation, crops now grow abundantly in areas where once nothing but cacti and sagebrush could live.

　　受当代灌溉(技术设施)之赐，农作物在原来只有仙人掌和荞属科植物才能生存的地方旺盛的生长。

　　Most substance contract when they freeze so that the density of a substance's solid is higher than the density of its liquid.

　　大多数物质遇冷收缩，所以他们的密度在固态时高于液态。

　　Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decomposes animal debris.

　　真菌在腐化过程中十分重要，而腐化过程将化学物质回馈于土壤，提高其肥力，并分解动物粪便。

　　Although pecans are most plentiful in the southeastern part of the United States, they are found as far north as Ohio and Illinois.

　　虽然美洲山河桃树最集中于美国的东南部但是在北至俄亥俄州及伊利诺州也能看见它们。

　　Typical of the grassland dwellers of the continent is the American antelope, or pronghorn.

　　美洲羚羊，或称叉角羚，是该大陆典型的草原动物。

　　Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red.

　　酸是一种化合物，它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能够使某些蓝色植物染料变红。

　　Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.

　　由于其对人体的影响刺激,一般使用酚作为防腐剂已基本停止.

　　社会类

　　People are not in a position to exercise personal liberty and to be self-determining if they are poverty stricken, or deprived of basic education, or do not live within a context of law and order.

　　如果为贫穷而苦恼，或者被剥夺了基础教育，或者没有生活在法律法规的框架下，那么人们就不能拥有个人自由，自主行事。

　　However far from reality such portrayals are, they cature the essential truth that archaeology is an exciting quest--the quest for knowledge about ourselves and our past.

　　虽然这些描述和现实差距甚远，但是它们抓住了最本质的事实：考古学是一个令人激动的探寻，一个对关于我们自身和过去知识的探寻。

　　While the basic conservatism of the Balinese has enabled them to preserve many of their past achievements, it has never hindered the acceptance of new and innovative elements, whether home-grown or foreign.

　　虽然巴厘岛人的基本保守主义使得他们保护自己很多过去的成就，但是却并不妨碍他们接受新的和创新的元素，无论是本土的还是外来的

　　Billie Holiday's reputation as a great jazz-blues singer rests on her ability to give emotional depth to her songs.

　　Billie Holiday’s作为一个爵士布鲁斯乐杰出歌手的名声建立在能够赋予歌曲感情深度的能力。

　　Essentially, a theory is an abstract, symbolic representation of what is conceived to be reality.

　　理论在本质上是对认识了的现实的一种抽象和符号化的表达。

　　Any profit organizations to survive and ultimately consumers must produce usable or needed products.

　　任何盈利组织若要生存，最终都必须生产出消费者可用或需要的产品。

　　The greater the population there is in a locality, the greater the need there is for water, transportation, and disposal of refuse.

　　一个地方的人口越多，其对水，交通和垃圾处理的需求就会越大。

　　Long before children are able to speak or understand a language, they communicate through facial expressions and by making noises.

　　儿童在能说或能听懂语言之前，很久就会通过面部表情和靠发出噪声来与人交流了。