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