all children need to be creative is ____ whatever activity thet are doing their own

All children need to be creative is _____ whatever activity they are doing their own.
being free to make
这样给你解释：
孩子们的创造性在与他们能够自由的做自己（喜欢）的事情。
All children need to be creative 是主语
is是谓语
being free to make whatever activity they are doing their own整句是表语
他的主语和表语都是用从句表示的
这是一个单独的句子，我的翻译是根据习惯翻译的。

孩子们想要有创意，只需要在他们的任何活动中自己做。
谓语是Is
主语All children need to be creative