背词汇的方法有，比如说阅读，比如说做词汇题，比如说读故事，还有利用词根词缀的规律。方法没有限定，只要大家都能打到最终的目标。北京新航道托福小编和大家共享托福词汇练习，帮助大家自己的词汇量。下面，接着看今天的20道托福词汇练习题，让你每日更进一步，最终实现质的飞跃。
221. Wealthy and socially prominent settlers made quilts of the English type, cut from large lengths of cloth of the same color and texture rather than stitched together from smaller pieces.
The word " prominent" is closest in meaning to which of following?
(A) isolated
(B) concerned
(C) generous
(D) distinguished
222. This term was usually applied to a fabric of wool and linen used in heavy clothing and quilted petticoats worn in the wintertime.
The phrase "applied to" is closest in meaning to which of following?
(A) sewn onto
(B) compared to
(C) used for
(D) written down on
223. Rather, they were made of a top layer of woolen or glazed worsted wool fabric, consisting of smooth, compact yarn from long wool fibers, dyed dark blue, green, or brown
with a bottom layer of a coarser woolen material, either natural or a shade of yellow.
The word "coarser" is closest in meaning to which of following?
(A) older
(B) less heavy
(C) more attractive
(D) rougher
224. The linsey-woolsey covering was found in the colder regions of the country because of the warmth it afforded.
The word "afforded" is closest in meaning to which of following?
(A) provided
(B) spent
(C) avoided
(D) absorbed
225. Growing tightly packed together and collectively weaving a dense canopy of branches, a stand of red alder trees can totally dominate a site to the exclusion of almost everything else.
The word "dense" is closest in meaning to which of following?
(A) dark
(B) tall
(C) thick
(D) broad
226. Farm dwellers in their isolation not only found it harder to locate companions in play but also, thanks to the unending demands and pressures of their work, felt it necessary to combine fun with purpose.
The phrase "thanks to " is closest in meaning to which of following?
(A) grateful for
(B) help with
(C) because of
(D) machines for
227. The most eagerly anticipated social events were the rural fairs. Hundreds of men, women, and children attended from far and near.
The phrase "eagerly anticipated" is closest in meaning to which of following?
(A) well organized
(B) old-fashioned
(C) strongly opposed
(D) looked forward to
228. Although the phlogiston theory was self- consistent, it was awkward because it required that imaginative, even mysterious, properties be ascribed to phlogiston.
The word "properties" is closest in meaning to which of following?
(A) interpretations
(B) locations
(C) characteristics
(D) virtues
229. Although the phlogiston theory was self- consistent, it was awkward because it required that imaginative, even mysterious, properties be ascribed to phlogiston.
The phrase "ascribed to" is closest in meaning to which of following?
(A) analyzed and isolated in
(B) returned to their original condition in
(C) assumed to be true of
(E) diagrammed with
230. In the eighteenth century, Antoine Lavoisier, on the basis of careful experimentation was led to propose a different theory of burning, one that required a constituent of air-later shown to be oxygen- for combustion.
The word "constituent" is closest in meaning to which of following?来源：北京新航道托福考试频道
(A) component
(B) opposite
(C) principle
(D) temperature
231. Since the weight of the oxygen is always added, the weight of the products of combustion, including the evolved gases, would always be greater than the weight of the starting material.
The word "Since" is closest in meaning to which of following?
(A) later
(B) because
(C) during
(D) although
232. Iron production was revolutionized in the early eighteenth century when coke was first used instead of charcoal for refining iron ore.
The word "revolutionized" is closest in meaning to which of following?
(A) quickly started
(B) gradually opened
(C) dramatically changed
(D) carefully examined
233. Apart from its low cost, the appeal of iron as a building material lay in its strength, its resistance to fire, and its potential to span vast areas.
The word "appeal" is closest in meaning to which of following?
(A) adjustment
(B) assignment
(C) attraction
(D) attempt
234. Significantly, the use of exposed iron occurred mainly in the new building types spawned by the Industrial Revolution: in factories, warehouses, commercial offices, exhibition halls, and railroad stations, where its practical advantages far outweighed its lack of status.
The word "spawned" is closest in meaning to which of following?
(A) created
(B) maintained
(C) rejected
(D) exposed
235. Designers of the railroad stations of the new age explored the potential of iron, covering huge areas with spans that surpassed the great vaults of medieval hurches and cathedrals.
The word "surpassed" is closest in meaning to which of following?
(A) imitated
(B) exceeded
(C) approached
(D) included
236. Their composition is thought to be similar to that of Earth's iron core, and indeed they might have once made up the core of a large planetoid that disintegrated long ago.
The word "core" is closest in meaning to which of following?
(A) center
(B) surface
(C) mineral
(D) field
237. When meteorites fall on the continent, they are embedded in the moving ice sheets. At places where the glaciers move upward against mountain ranges, meteorites are left exposed on the surface.
The word "embedded" is closest in meaning to which of following?
(A) isolated
(B) encased
(C) enhanced
(D) enlarged
238. The pale, smooth desert plain provides a perfect backdrop for spotting meteorites, which are usually dark brown of black.
The word "spotting" is closest in meaning to which of following?
(A) removing
(B) identifying
(C) cooling
(D) falling
239. A pioneering set of experiments has been important in the revolution in our understanding of animal behavior-a revolution that eroded the behaviorist dogma that only humans have minds.
The word "dogma" is closest in meaning to which of following?
(A) evaluation
(B) proof
(C) intention
(D) belief
240. These experiments were designed to detect consciousness ---
The word "detect" is closest in meaning to which of following?
(A) imitate the behavior of
(B) provide a reason for
(C) discover the presence of
(D) report a need for
上面就是今天大家要做的20到托福词汇练习题，希望在做题的过程中掌握的词汇，及其用法和相关的知识。最后预祝各位考生都能够突破词汇大关，顺利拿取理想成绩。
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