When the girl was six years old,she could play the paino.改为同义句_______the________ _________six,she was ________ ________play the piano.

为你解答。
When the girl was six years old,she could play the paino.改为同义句
The girl could play the piano at the age of six.
这个女孩6岁时就会弹钢琴。
at the age of six, 在6岁时。
（At）the （age）six,she was （able to）play the piano.
be able to do，能够做。

At the age of six, the girl could play the paino.
___At____the___age_____ _____of____six,she was ___able_____ ____to____play the piano.
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你好,很高兴能够在这里回答你的问题：
（At ）the （ age of ) six, she was (able to) play the paino .
如果其它格式要求,请追问

At the end of six ， the girl could play the paino.
分析：when the girl was six years old = at the end of six 在她6岁时。
加油！不明白再问！如果帮到你，请采纳，谢谢！