PREP-SC1:41-60

题目总数20 平均正确率 80% 预计耗时 42min 完成人数 9788
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题目详情

题号 题目内容 耗时/秒 平均正确率 操作
SC-adahrh
The budget for education reflects the administration's demand that [u]the money is controlled by loc 125 46%

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SC-789hsh
As a result of a supernova explosion, every human being on Earth was bombarded on February 23, 1987, 125 75%

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SC-eb5hth
A one-million-year-old skull bearing traits associated [u]both with Homo erectus and, in addition, H 125 81%

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SC-18bhuh
Scientists at the Los Alamos National Laboratory have succeeded for the first time in mining heat fr 125 61%

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SC-4a5hvh
[u]The application of a new method for analyzing the chemistry of tooth enamel allows scientists to 125 87%

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SC-65chwh
The continental United States receives an average of 30 inches of precipitation a year; [u]transpira 125 63%

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SC-302hxh
[u]1998 saw several new ventures promoting online distance learning both at the college and graduate 125 79%

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SC-035hyh
[u]Whereas scientists[/u], because of random fluctuations in the weather, cannot determine the trans 125 79%

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SC-043hzh
[u]The automobile company announced that the average price of next year's models would decrease four 125 65%

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SC-a9ei0h
Many teenagers undergo stress, but results of a recent study indicate that the patterns of stress th 125 50%

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SC-9cei1h
Gasoline marketing is undergoing major changes as stations often [u]not only add convenience stores 125 97%

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SC-fc4i2h
In addition to her work on the Miocene hominid fossil record, Mary [u]Leakey contributed to archaeol 125 61%

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SC-51di3h
Most vaccines are derived from weakened or killed strains of the same virus that they prevent, unlik 125 95%

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SC-a98i4h
[u]Unlike using spices for cooking, in medicinal usage they are taken[/u] in large quantities in ord 125 48%

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SC-8cai5h
Shipwrecks are more likely to be found undisturbed at great depths [u]than in shallow coastal waters 125 87%

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SC-0d6i6h
First discovered more than 30 years ago, Lina's sunbird, a four-and-a-half-inch animal [u]found in t 125 74%

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SC-b9ei7h
The Anasazi settlements at Chaco Canyon were built on a spectacular scale [u]with more than 75 caref 125 53%

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SC-5a3i8h
[u]Both weakened by concern about the government's agreement with the International Monetary Fund an 125 86%

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SC-115i9h
A new genetically engineered papaya was [u]produced not by seed companies who have been motivated by 125 78%

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SC-b40iah
[u]Mideast immigrants' rates of entrepreneurship exceed[/u] virtually every other immigrant group in 125 33%

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