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每日一句口语:
How far is far, how high is high We'll never know until we try.远有多远,高有多高,只有试了才知道。
【知识点讲解】
until prep.直到 ... 的时候;在...以前;直到…为止
例句:The heat did not relax until midnight.直到半夜,炎热才缓解。