做到今天~觉得LSAT的题还是有一定规律和特点的。。保佑我今天做对吧。 5.【32s】 P:high tax on income-->less innovation on technology-->hamper country in the national race-->lose voice in the world affairs. C:if country want to maintain its value-->can not allow its tax bracket over 30% more than th income. weaken:The most valuable countries are always the countries have more than 30% tax on the income of i their people. A: (A) The top level of taxation must reach 45 percent before taxation begins to deter inventors and industrialists from introducing new technologies and industries.-->can not tell why this answer is wrong, just compared with E,E is better than A.【yes,weaken】 (B) Making a great deal of money is an insignificant factor in driving technological innovation.-->irrelevant with the making money, the passage is about the tax.【mean the taxhave little influence] (C) Falling behind in the international arms race does not necessarily lead to a strategically less advantageous position.-->contrast the statement in the passage.[so weaken] (D) Those nations that lose influence in the world community do not necessarily suffer from a threat to their value system or way of life.-->R[weaken] (E) Allowing one’s country to lose its technological edge, especially as concerns weaponry, would be foolish rather than merely a historical accident.-->irrelevant with the tech age.【Except!!!木有注意到except啊·~~继续泪奔。。。】
精炼题 1. 55s-weaken EXCEPT Premise: A country who poses high tax on the income will lead to poor technological inovation. Poor techonological inovation leads to the poor status in the international race. Conclusion: If a coutry wants to maitain its value system and way of life, it must keep the tax below 30% of income. 选B (A) The top level of taxation must reach 45 percent before taxation begins to deter inventors and industrialists from introducing new technologies and industries. 税率达到45%才会阻碍科技创新。weaken (B) Making a great deal of money is an insignificant factor in driving technological innovation.无关 (C) Falling behind in the international arms race does not necessarily lead to a strategically less advantageous position. ——weaken 切断原文逻辑链一环 (D) Those nations that lose influence in the world community do not necessarily suffer from a threat to their value system or way of life. ——weaken 切断原文逻辑链一环 (E) Allowing one’s country to lose its technological edge, especially as concerns weaponry, would be foolish rather than merely a historical accident. -weaken
逻辑链 17. 58s Premise: Urban air contains more SD than urban air. The plant in the city grows more slowly than that in the rural area. Students in an urban and in a rural school, experimented on the plants in a greenhouse without SD and tried to measure whether the SD affected the growth of plant. Plants in the urban greenhouse grew more slowly than those in the rural greenhouse. D
18. 36s BG: Many small roads are not painted with edge markings. Clear markings will make the drivers vision more clear. Premise: XX painted the roads with markings, but there were more accidents after the painting. Prephase: There are other reasons to cause the accidents. E
19. 40S BG: In G, the comumption of meat has grown. It takes several pounds of grain to produce one pound of meat. Conclusion: The consumption of meat continues to rise, and the production of grain will not rise. G will soon import either grain or meat or both. E
20. 45s The beautiful buildings are damaged by the buses exaust. because there is little parking place, the tour buses are idling on the street when tourists visit. So the government plan to provide parking that accommodates a third of the tour buses, in order to solve this problem. C
精练: 47s preimise:the nations whose tax on income are high : a. always have a negative effects b. fall behind the international arm race c. lose voice in the world conclusion:a nation wants to keep its place in the world should not exceed its tax to 30 percent of income
weaken:1 30 percent is not high 2 high tax will not cause one of a b and c ~E
逻辑链: 30s background: urban air contains more sd than does rural air, plants grow faster in rural than urban premise: a experiment that in rural and in urban grow a plant in greenhouse air without sd conclusion: the plant in rural grow faster than one in urban
evaluation: not the sd but other reason to make the result the same as the sd caused ~D
32s premise:the painted markings along edges can help drivers to drive easier and be more safe conclusion: G has its edges painted but the accident rate rises
explain: the driver may be more carefulless because of the painted markings than before ~E
29s background: G cannot afford both product meat and grain by itself premise: 1 the income of G rises which lead to the consumption of meat rises 2 it takes several pounds of grain to produce one pound of meat conclusion:G will import both grain and meat soon
assumption: there is no new technology to increase the production per acreage ~E
30s premise: 1 R is damaged by the exhaust of tour bus because of the lack of parking places 2 the tour buses cannot find the parking place so they idled which make a lot of exhaust conclusion: the city provide some parking places will decrease the damage
support: all the tour bus will park in the parking places ~C