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Lesson 29 Text A Some Sausage Sandwiches One morning last summer Mrs Andrews made some sausage sandwiches for her husband's lunch. There was one sausage left over. Mrs Andrews didn't care for sausages
图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh
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Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in
This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of
Lesson 29 Text A Some Sausage Sandwiches One morning last summer Mrs Andrews made some sausage sandwiches for her husband's lunch. There was one sausage left over. Mrs Andrews didn't care for sausages herself and so she gave the last one to Henry, th