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全部四级六级考研 The scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples. 出自-2017年6月听力原文 When the rats detect the smell, they stop and rub their legs to indicate a sample is infected. 2017年12月四级真题(第一套)阅读 Section A Extracurricular activities reflect the differences in child rearing in the Pew survey, which was of a nationally representative sample of 1,807 parents. 出自-2017年6月阅读原文 My own research at the Stanford Center on Adolescence uses in-depth interviews with small samples of youngsters rather than large-scale surveys. 出自-2016年6月阅读原文 During commercials, an overlay will appear at the bottom of the screen, prompting viewers to press a button to request a free sample or order a catalogue. 出自-2016年6月阅读原文 But this third group was not only unexpected, it was so distinct and so large—nearly one third of our sample—that it became a key finding of the study. 出自-2016年12月阅读原文 To test the polluting power of fulmars, researchers collected samples of deposit from eleven ponds on Devon Island. 出自-2016年12月听力原文 In the 1930s,when only one in 10 Americans had a degree from a four-year college, an admissions committee was content to ask for a sample of applicants'chool papers to assess their writing ability 出自-2013年12月阅读原文 In the old days, applicants only had to submit a sample of their school papers to show their writing ability 出自-2013年12月阅读原文 Within samples collected from the solid substances lying beneath the ice. 出自-2010年12月听力原文 Critics also argue that commercial genetic testing is only as good as the reference collections to which a sample is compared. 出自-2009年考研阅读原文 Surveys and test samples have also become important for understanding the larger landscapes that contain archaeological sites. 出自-2014年考研阅读原文 How do archaeologists know where to find what they are looking for when there is nothing visible on the surface of the ground? Typically, they survey and sample ( ' , make test excavations on) large areas of terrain to determine where excavation will yield useful information. 出自-2014年考研阅读原文 Typically, they survey and sample large areas of terrain to determine where excavation will yield useful information. 2014年考研真题(英语一)阅读理解 Section Ⅱ |
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