题目内容
10. What (usual experience) it is for the sky divers to jump from a plane of 10,000 feet high.
10. an unusual experience experience 作“经验”讲时是不可数名词;作“经历”讲时是可数名词。
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题目内容
10. What (usual experience) it is for the sky divers to jump from a plane of 10,000 feet high.
10. an unusual experience experience 作“经验”讲时是不可数名词;作“经历”讲时是可数名词。