The floor is so lippery that the old man can not walk on it.用too...to改写句子The floor is ___ ___ ___the old man ___ ___ ___.
问题描述：
The floor is so lippery that the old man can not walk on it.用too...to改写句子
The floor is ___ ___ ___the old man ___ ___ ___.
答
too lippery for to walk on