问题描述：
求英语非谓语问题
病句改错：
Thank you very much for being my homestay parents and look after me so well during my stay in London.
为什么非要把look改成looking而不能把stay改为staying?
病句改错：
Thank you very much for being my homestay parents and look after me so well during my stay in London.
为什么非要把look改成looking而不能把stay改为staying?
问题解答：
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