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					Why do some children trapped in a burning building hide from masked fire fighters? 出自-2010年12月听力原文
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					Details about what led to the workers' being trapped in the elevator weren't immediately available. 2016年12月四级真题(第一套)听力 Section A
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					He was trapped under a beam about 10 feet below the surface for nearly an hour and a half. 2018年12月四级真题(第二套)听力 Section A
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					Police eventually trapped the cow between two vehicles parked on either side of a baseball field's bench area. 2019年12月四级真题(第一套)听力 Section A