【简答题】
Listen to the passage and fill in the blanks with the exact words you hear. 新视野2 Unit 3 Passage 2.mp4 1. Rock climbing is an activity in which participants climb up, down or across natural rock formations or artificial rock walls. The goal of rock climbing is to reach the top of a formation or the endpoint of a predefined route without falling. Rock climbing competitions have 1) of completing the route in the quickest possible time
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举一反三
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