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She didn't know how she could get to the railway station.（同义句转换）She didn't know how ( )( )to the railway station.
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She didn't know how she could get to the railway station.（同义句转换）
She didn't know how ( )( )to the railway station.
She didn't know how ( )( )to the railway station.
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She didn't know how to get the railway station.
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