n.专家, 威信
【The author presents two theories for a historic al phenomen on.】
（单复数同型） n.种类; 人类
n.亚种
【Some species of tuna have speciali zed grooves in their tongue. 】
107 activities-activity 106 mass
n.行动; 活动 n.块adj.大规模的
【There is little doubt, however, that desertif ication in most areas results primaril y from human activiti es rather than natural processe s.】 【The cinema did not emerge as a form of mass consumpt ion until its technolo gy evolved from the initial "peepsho w" format to the point where images were projecte d on a screen in a darkened theater. 】
167 increase 150 cause
136 regions-region 131 sentence
v.增加 v.导致 n.原因
n.区域 v.宣判n.句子
【To increase the society ’s prosperi ty】 【Wind velocity also increase s with altitude and may cause serious stress for trees, as is made evident by the deformed shapes at high altitude s.】 【It ranges from sea level in the Polar Regions to 4,500 meters in the dry subtropi cs and 3,5004,500 meters in the moist tropics. 】 【Where would the sentence best fit?】
40 artistic 117 design
6 designers-designer
adj.艺术的; 美术的 v.设计 n.设计者
【For example, some early societie s ceased to consider certain rites essentia l to their wellbeing and abandone d them, neverthe less, they retained as parts of their oral traditio n the myths that had grown up around
【 Pakicetu s is the oldest fossil whale yet to be found.】
4 theorized-theory
121 term 121 artists-artist
v.建立理论; 理论化
v.把...称为 n.学期 n.艺术家
【 Accordin g to psychody namic theory, the best ways to prevent harmful aggressi on may be to encourag e less harmful aggressi on.】 【During Jackson' s second term, his opponent s had graduall y come together to form the Whig party.】
129 population
124 study
124 fossils-fossil 9 fossilization 7 fossilized-fossilize
121 theory 11 theorists-theorist
n.居民;人口
v.研究 n.研究
n.化石 n.化石作用 v.使成化石 n.理论, ...论 n.理论家
adj.再生的; 复制的
【Tunas, mackerel s, and billfish es have made streamli ning into an art form .Their bodies are sleek and compact. 】
【Other mountain s may be raised by earthqua kes, which fracture the Earth's crust and can displace enough rock to produce block mountain s.】
n.来源, 根源 n.环境
【This unpreced ented developm ent of a finite groundwa ter resource with an almost negligib le natural recharge rate— that is, virtuall y no natural water source to replenis h the water supply— has caused water tables
3 reform
281 plants-plant 10 plantation 3 transplanted-transplant
v.改造 ; 改革 n.改良
n.植物, 工厂 v.种植 n.农园, 大农场 v.移居, 迁移
【Some mountain s were formed as a result of these plates crashing into each other and forcing up the rock at the plate margins. 】
5 periodically 107 society
adv.周期性地; 偶尔 n.社会
【In the long run, electric ity from large wind farms in remote areas might be used to make hydrogen gas from water during periods when there is less than peak demand for electric ity.】 【Some theories of theater developm ent focus on how theater was used by group leaders to group leaders govern other members of society. 】
274 century
274 author 11 authority
248 species 3 subspecies
Hale Waihona Puke n.世纪;百年 n.作者【Even though the fine arts in the twentiet h century often treat material s in new ways, the basic differen ce in attitude of artists in relation to their material s in the fine arts and the applied arts remains
226 art
191 produced-produce 69 production 53 products-product 25 reproduction 16 reproduce 10 productivity 6 productive
6 reproductive
n.艺术
v.生产 n.产品 n.生产 n.产品 n.生殖；复制 v.繁殖；翻拍；复制 n.生产力 adj.多产的
【Have populati ons that are unstable in response to climate conditio ns】 【It is conceiva ble that before going hunting the hunters would draw or study pictures of animals and imagine a successf ul hunt. 】
L i s t
390 states-state
56 statements-statement
311 form 5 deformed-deform
n.状况, 状态 v.陈述
n.陈述
n.形状 v.形成 v.使变形；变畸形
【In fact, various emotiona l states give rise to certain patterns of electric al activity in the facial muscles and in the brain.】
【 Architec ture is the art and science of designin g structur es that organize and enclose space for practica l and symbolic purposes .】
113 source 110 environment
105 since
105 emotions-emotion 35 emotional
conj.因为, 从...至今
n.情绪 adj.情绪的
【Since the raising of most crops necessit ates the prior removal of the natural vegetati on, crop failures leave extensiv e tracts of land devoid of a plant cover and suscepti ble to wind and water erosion. 】