直到15岁的时候他才明白学习英语的重要性．
He did not understand the importance of learning English until he was 15 years oldHe did not understand the importance of learning English until he was 15 years old．
【考点】简单句．
【答案】He did not understand the importance of learning English until he was 15 years old
【解答】
【点评】
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发布：2024/6/27 10:35:59组卷：34引用：1难度：0.3
