破解版12 题目总数：203 做题总人数：14983 平均准确率：69.9%
PREP 12版模考真题，题目难度接近实际考试难度，在考前做PREP模考练习，能帮助你体验考试状态，也是检验备考效果、查漏补缺的一种重要手段，更好的练习做题节奏。
Many industrial robots perform tasks that are ill-suited either to human hands and eyes or are so onerousor strenuous that people do not want to do them.
来源：破解版12 1999人已做 600难度 92.4%正确率
Because of the Sun, which is 400 times larger than the Moon, but also 400 times farther away from Earth,so both the Sun and the Moon have the same apparent size in the sky.
来源：破解版12 2955人已做 680难度 57.2%正确率
Although improved efficiency in converting harvested trees into wood products may reduce harvest rates,it will stimulate demand by increasing supply and lowering prices, thereby boosting consumption.
来源：破解版12 2526人已做 600难度 68.8%正确率
A study of food resources in the North Pacific between 1989 and 1996 revealed that creatures of the seabed were suffering from dwindling food supplies, possibly resulting from increasing sea surface temperatures during the same period.
来源：破解版07 、破解版12 、精选题库 2125人已做 600难度 53.3%正确率
Inhospitable places on our planet, from steaming hot springs to the thick ice of the Polar Regions, tend to be populated by specially adapted microbes flourishing, it seems, in these extreme conditions and are therefore called “extremophiles.”
来源：破解版12 2373人已做 600难度 77.7%正确率
In July 1965 Mariner IV passed by Mars and took the first-ever close-up photographs of another planet, which showed that the Martian surface was like that of the Moon's in that it was pockmarked by moonlike craters and was dry and apparently dead.
来源：破解版12 1984人已做 600难度 74.1%正确率
Laboratory rats and mice live up to 40 percent longer than usual when fed a diet of at least 30 percent fewer calories than that which they would normally eat, but that otherwise contains all necessary vitamins and nutrients.
来源：破解版12 5249人已做 600难度 68.5%正确率
Geologists have found that streams in the Karoo basin of South Africa changed suddenly at the end of the Permian period 250 million years ago, from the meandering shape typically found in well-vegetated zones to the braided pattern found in areas without deep-rooted vegetation to hold the soil together.
来源：破解版12 2025人已做 600难度 76.7%正确率
Without adequate amounts of sleep, people’s newly acquired skills and also new factual information maynot get properly encoded into their memory circuits.
来源：破解版12 1968人已做 600难度 75.7%正确率
Unlike amateur clammers, who usually dig clams by hand during the summer, professional clammers work year-round, using all weather instruments such as the hydraulic dredge or a 20-foot-long implement known as a bull rake.
来源：破解版12 2228人已做 600难度 71.5%正确率
【OG20-P808-875题】According to recent studies comparing the nutritional value of meat from wild animals and meat from domesticated animals, wild animals have less total fat than do livestock fed on grain and more of a kind of fat they think is good for cardiac health.
The three women, liberal activists who strongly support legislation in favor of civil rights and environmental protection, have consistently received labor's unqualifying support.
【OG18-P692-732题】Laos has a land area about the same as Great Britain but only four million in population, where many are members of hill tribes ensconced in the virtually inaccessible mountain valleys of the north.
The results of two recent unrelated studies support the idea that dolphins may share certain cognitive abilities with humans and great apes; the studies indicate dolphins as capable of recognizing themselves in mirrors—an ability that is often considered a sign of self-awareness—and to grasp spontaneously the mood or intention of humans.
Countries that legalized the drug X twenty years ago, because a significant percentage of the population had been using X on a daily basis without any apparent harm to the community at large, reset the benchmark for what is appropriate and proper behavior among their citizens. Since X's legalization, there has been an increase in manic depression, suicide and certain kinds of cancer. In order for Andovia, a country that has not yet legalized X,to avoid the development of such undesirable tendencies and prevent the social problems stemming from broad usage of drug X, it should close its borders and not issue visas to any tourists from countries where drug X is legal.Which of the following, if true, most seriously weakens the argument above?
【OG20-P407-476题】Which of the following, if true, would most tend to weaken the conclusions drawn from "some of this research" ?
【OG20-P402-467题】The passage suggests that in the study mentioned in highlight the method for gathering information about security of land tenure reflects which of the following pairs of assumptions about Tawahka society?
Unlike using spices for cooking, in medicinal usage they are taken in large quantities in order to treat particular maladies.
【OG20-P401-466题】According to the passage, Tucci and Talaga found that service guarantees, when offered by lower-priced restaurants, can have which of the following effects?
【OG20-P798-825题】Many utilities obtain most of their electric power from large coal and nuclear operations at costs that are sometimes two to three times higher as that of power from smaller, more efficient plants that can both make use of waste heat and take advantage of the current abundance of natural gas.
3月24日 
24+35+40+6课时 
