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1. According to paragraph 1, pastoralists in Iran needed to move their animals for which of the following reasons?
A. Their herds were constantly growing in size
B. Much of the land was too steep to be used by all the grazing animals at once.
C. In any given place, the animals soon ran out of food
D. Many fertile valleys and grasslands could be reached only at certain times of the year
2. According to paragraph 2, nomadic pastoralists were important in Iranian history for all of the following reasons EXCEPT:
A. They produced rulers for Iran
B. They formed a significant proportion of the Iranian population.
C. They used the skills developed for nomadic pastoral ism to support ruling dynasties
D. They helped make the transition in Iran from traditional to mechanized armies
3. Which of the following can be inferred from paragraph 2 about the relationship between Iranian governments and the nomadic tribes?
A. Governments used soldiers from friendly tribes to combat tribes opposed to the government
B. Governments tried to increase the military power of the tribes.
C. Governments used the pastoral skills of tribesmen to benefit the governments' economic interests
D. Governments encouraged fighting amongst the tribes in order to limit tribal power.
4. The word "breakthrough" in the passage is closest in meaning to
5. According to paragraph 3, why was it necessary to regularly inspect the qanat system?
A. Erosion might cause the canals to slope
B. Runoff from melting snow could sometimes cause flooding
C. Wells and shafts might collapse if not kept in good repair
D. Water from the system was not always distributed fairly among villages.
6. According to paragraph 4, why was the qanat system built with numerous wells and shafts?
A. To minimize water loss
B. To keep individual segments of the qanat canals short for easy maintenance
C. To avoid the need to supply energy to transport water through the qanat canals
D. To provide sufficient means for removing the water for irrigation
7. Which of the sentences below best expresses the essential information in the highlighted sentence in the passage? Incorrect choices change the meaning in
important ways or leave out essential information.
A. The qanat system today is thought to be in excess of 300,000 kilometers, which is almost as great as the distance between Earth and the Moon.
B. B. Counting all of the wells, shafts, and canals would be both difficult and expensive, so the total length of the qanat system has been estimated rather than measured
C. C. The effort and expense required to build the qanat system is apparent from its estimated length of more than 300 000 kilometers.
D. D. The investment of money and labor needed to construct the qanat system was probably almost as great as that required to travel from Earth to the Moon
8. In paragraphs, why does the author compare the agricultureal development of the Iranian plateau with that of adjacent regions?
A. To explain how rivers affect agricultural development
B. To explain why adjacent regions did not develop a qanat system
C. To provide the motivation for the development of the qanat system in Iran
D. To imply that in both the Iranian plateau and Mesopotamia, agriculture depended on irrigation
9. Look at the four squares [■] that indicate where the following sentence could be added to the passage.
"The design of the system was ingenious in several respects."
Where would the sentence best fit? Click on a square [■] to add the sentence to the passage.
10. Directions: An introductory sentence for a brief summary of the passage is provided below Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage Some sentences do not belong in the summary because they express ideas that are not presented in the passage or are minor ideas in the passage This question is worth 2 points.
"The scarcity of water has had a major effect on the economic and social development of Iran."
A. For centuries, people raised livestock for food and wool, moving the animals from the lowlands in wintertime to the highlands in summertime.
B. Until the 1930s, nomadic tribes were a significant force in the country's economic and political structure.
C. Historically, the governments of Iran depended on the support of the tribal groups to defend the water supplies of cities and other settlements.
D. During the twentieth century, nomadic people of Iran successfully resisted the attempts of centralized governments to settle them in towns and cities
E. A complex system of wells, shafts, and underground canals changed agriculture in Iran by increasing the amount of land that could be farmed
F. The natural slope from highlands to lowlands required the construction of irrigation canals that linked agricultural areas
托福TPO65阅读Passage 3答案:CDACCBCCA (ABE)
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