began，heavily，home，I，it，rain，to，walking，was，when（.）
I was walking home when it began to rain heavily.
I was walking home when it began to rain heavily.
【答案】I was walking home when it began to rain heavily.
【解答】
【點評】
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發布：2024/5/23 20:38:36組卷：22引用：1難度：0.6
