when kate was flying a kite ,she found a wallet laying on the ground.可以替换while when kate was flying a kite ,she found a wallet laying on the ground.前面的when 可以替换while,as

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when kate was flying a kite ,she found a wallet laying on the ground.可以替换while
when kate was flying a kite ,she found a wallet laying on the ground.前面的when 可以替换while,as

可以
when + 延续或非延续 动作状态
while +延续动作状态
as = when 强调同时发生