29:29'must have', 'might have', 'should have' & 'can't have' to talk about the past: Live English Class
BBC Learning English
John Hatcher, Cambridge University history professor and 2009 Stanford Humanities Center Fellow, shares the challenges of writing and researching his book The Black Death: A Personal History. He talks about the way in which he combines history and non-ficitional writing to describe a single location during The Black Death. Stanford University: http://www.stanford.edu/ The Human Experience at Stanford: http://humanexperience.stanford.edu/ Stanford University Channel on YouTube: http://www.youtube.com/stanford
Published 2009-07-16 · Watch on YouTube ↗
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