And a touch of nervous anticipation can actually help you get revved and keep you at peak performance while you're taking the test.

其实，适当的紧张感能够帮你在考试时保持一个巅峰状态。

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For example, birds clap their wings together at the peak of the upstroke during takeoff - that's the clatter of a pigeon taking off in the park - and rotate their wings on the way down to get lift.

例如，鸟儿在起飞上升的顶点合起它们的翅膀——这是公园里鸽子起飞时扑哧的声音——在降落时旋转它们的翅膀以获得升力。

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Taking a closer look, we find that peak November call open interest totaled a hefty 7, 901 contracts at the out-of-the-money 70 strike.

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Taking a closer look reveals that peak call volume on the session took place at the September 5 strike, where roughly 17, 000 contracts traded.

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Taking a closer look reveals that peak October put open interest totals 4, 444 contracts at the deep out-of-the-money 110 strike, while peak call open interest numbers 3, 791 contracts at the out-of-the-money October 150 strike.

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