Then the two groups of students were given a task to build a tower of large boxes up to ten stories in 20 minute . 여기서 to build의 역할과 품사가 뭘까ㅠㅠ?
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Then the two groups of students were given a task to build a tower of large boxes up to ten stories in 20 minute . 여기서 to build의 역할과 품사가 뭘까ㅠㅠ?
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