66. Not only can walking fish live out of water, but they can also travel short distances over land.
67. Scientists do not know why dinosaurs became extinct, but some theories postulate that changers in geography, climate, and sea levels were responsible.
68. The science of horticulture, in which the primary concerns are maximum yield and superior quality, utilizes information derived from other sciences.
69. Snow aids farmers by keeping heart in the lower ground levels, thereby saving the seeds from freezing.
70. Even though the precise qualities of hero in literary words may vary over time, the basic exemplary function of the hero seems to remain constant.
71. People in prehistoric times created paints by grinding materials such as plants and claysintospower and then adding water.
72. Often very annoying weeds, goldenrods crowd out less hardy plants and act as hosts to many insect pests.
73. Starting around 7000 B.C., and for the next four thousand years, much of the Northern Hemisphere experienced temperatures warmer than at present.
74. When Henry Ford first sought financial backing for making cars, the very notion of farmers and clerks owning automobiles was considered ridiculous.
75. Though once quite large, the population of the bald eagle across North America has drastically declined in the past forty years.
76. The beaver chews down trees to get food and material with which to build its home.
77. Poodles were once used as retrievers in duck hunting, but the American Kennel Club does not consider them sporting dogs because they are now primarily kept as pets.
78. As a result of what is now know in physics and chemistry, scientists have been able to make important discoveries in biology and medicine.
79. The practice of making excellent films based on rather obscure novels has been going on so long in the United States as to constitute a tradition.
80. Since the consumer considers the best fruit to be that which is the most attractive, the grower must provide products that satisfy the discerning eye.
81. Television the most pervasive and persuasive of modern technologies, marked by rapid change and growth, is movingsintosa new era, an era of extraordinary sophistication and versatility, which promises to reshape our lives and our world.
82. Television is more than just an electronics; it is a means of expression, as well as a vehicle for communication, and as such becomes a powerful tool for reaching other human beings.
83. Even more shocking is the fact that the number and rate of imprisonment have more than doubled over the past twenty years, and recidivism------that is the rate for rearrest------is more than 60 percent.
84. His teaching began at the Massachusetts Institute of Technology, but William Rainey Harper lured him to the new university of Chicago,swhereshe remained officially for exactly a generation andswhereshis students in advanced composition found him terrifyingly frigid in the classroom but sympathetic and understanding in their personal conferences.
85. The sloth pays such little attention to its personal hygiene that green algae grow on its coarse hair and communities of a parasitic moth live in the depths of its coat producing caterpillars which graze on its mouldy hair. Its muscles are such that it is quits incapable of moving at a speed of over a kilometer an hour even over the shortest distances and the swiftest movement it can make is a sweep of its hooked arm.
86. Artificial flowers are used for scientific as well as for decorative purposes. They are made from a variety of materials, such as way and glass, so skillfully that they can scarcely be distinguished from natural flowers.
87. Three years of research at an abandoned coal mine in Argonne, Illinois, have resulted in findings that scientists believe can help reclaim thousands of mine disposal sites that scar the coal-richregions of the United States.
88. When the persuading and the planning for the western railroads had finally been completed, the really challenging task remained: the dangerous, sweaty, backbreaking, brawling business of actually building the lines.
89. Because of the space crunch, the Art Museum has become increasingly cautious in considering acquisitions and donations of art, in some cases passing up opportunities to strengthen is collections.
90. The United States Constitution requires that President be a natural-born citizen, thirty-five years of age or older, who has lived in the United States for a minimum of fourteen years.
91. Arid regions in the southwestern United States have become increasingly inviting playgrounds for the growing number of recreation seekers who own vehicles such as motorcycles or powered trail bikes and indulge in hill-climbing contests or in caving new trails in the desert.
92. Stone does decay, and so tools of long ago have remained when even the bones of the man who made them have disappeared without trace.
93. Insects would make it impossible for us to live in the world; they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insect-eating animals.
94. It is true that during their explorations they often faced difficulties and dangers of the most perilous nature, equipped in a manner which would make a modern climber shudder at the thought, but they did not go out of their way to court such excitement.
95. There is only one difference between an old man and a young one: the young man has a glorious future before him and old one has a splendid future behind him: and maybe that isswheresthe rub is.
96. I find young people exciting. They have an air of freedom, and they have not a dreary commitment to mean ambitions or love comfort. They are not anxious social climbers, and they have no devotion to material things.
97. I am always amazed when I hear people saying that sport creates goodwill between the nations, and that if only the common peoples of the world could meet one another at football or cricket, they would have no inclination to meet on the battlefield.
98. It is impossible to say simply for the fun and exercise: as soon as the question of prestige arises, as soon as you feel that you and some larger unit will be disgraced if you lose, the most savage combative instincts are around.
99. It has been found that certain bats emit squeaks and by receiving the echoes, they can locate and steer clear of obstacles------or locate flying insects on which they feed. This echo-location in bats is often compared with radar, the principle of which is similar.
100. As the time and cost of making a clip drop to a few days and a few hundred dollars, engineers may soon be free to let their imaginations soar without being penalized by expensive failure.
ellen：精彩TOEFL句子结构100句是俞敏洪老师从上百套真题中提炼而出。我当时拿到这一单页时是在1998年4月，一个北京的同学给我寄去的，远离北京，在南京拒绝抱托福班，所以北京朋友的一张单页来自新东方，当时让我很激动，我也很重视，我将100句背的滚瓜烂熟，相融相通，托福的语法结构问题不再是我的障碍。现在新东方的托福教材不断增加新内容，但我始终坚持精彩TOEFL句子结构100句，绝对精彩。
1.美洲羚羊，或称叉角羚，是该大陆典型的草原动物。
2. 1986年看见哈雷慧星的千百万人当中，有多少人能够长寿到足以目睹它在二十一世纪的回归呢？
3.人类学家们已经发现，恐惧，快乐，悲伤和惊奇都会行之于色，这在全人类是共通的。
4.由于苯酚对人体带有刺激性作用，它基本上已不再被当作常用的防腐剂了。
5.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。
6.一个地方的人口越多，其对水，交通和垃圾处理的需求就会越大。
7.简明，直接，有力的写作难于花哨，含混而意义模糊的表达。
8.随着现代办公室的日益自动化，设计师们正试图利用较为温暖而不太严肃的内部装饰来使其具有亲切感。
9.诽谤和流言的区别在于前者是书面的，而后者是口头的。
10.膝盖是大腿骨和小腿胫的连接处。
11.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。
12. 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。
13.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。
14.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。
15.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。
16.机械计时器的发展促使人们寻求更精确的日晷，以便校准机械计时器。
17.人类学是一门科学，因为人类学家采用一整套强有力的方法和技术来记录观测结果，而这样记录下来的观测结果是供他人核查的。
18.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。
19.音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
20.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。
21.用怪罪别人的办法来解决问题通常被称为寻找替罪羊。
22.一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。
23.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。
24.大多数物质遇冷收缩，所以他们的密度在固态时高于液态。
25.大脑细胞储存记忆的机理并不为人明白。
26.到了二十一世纪中叶，美国画家和雕塑家开始在世界范围内对艺术产生重大影响。
27.伊丽莎白市，一个重要的航运和制造业中心，坐落于新泽西州的东部。
28. Elizabeth Blackwell，美国第一个女医生，创建了员工一直为女性纽约诊所。
29. Alexander Graham Bell曾告诉家人，他更愿意让后人记住他是聋子的老师，而非电话的发明者。
30.采摘下的迷迭香树叶常绿不衰，因此人们把迷迭香树与怀念联系在一起。
31.骨头看起来是脆硬的，但它也有一定的弹性，使得骨骼能够承受相当的打击。
32.科学家曾相信：氙气是不能形成化合物的。
33.对风暴动力学的研究是为了提高风暴预测从而减少损失，避免人员伤亡。
34.消除通货膨胀应确保还贷的钱应与所贷款的价值相同。
35.未来主义，二十世纪早期的一个艺术思潮。拒绝一切传统，试图通过强调机械和动态来美化生活。
36. Everglades是美国境内最为荒凉和人迹罕至的地区之一，此处有大量的野生动植物而且大多受(法律)保护。
37. Lucretia Mott’s的影响巨大，所以一些权威部门认定她为美国女权运动的创始人。
38.国际市场研究者的活动范围常常较国内市场研究者广阔。
39.大陆分水岭是指北美洛矶山脉上的一道想象线，该线把大西洋流域和太平洋流域区分开来。
40.对地球引力的研究表明，在不寻常的负荷之下地壳和地幔会发生位移。
