He used a wet towel___(cover)his nose and mouth___(protect)____(he)from danger

问题描述:

He used a wet towel___(cover)his nose and mouth___(protect)____(he)from danger
I nearly___(fall) over while I___(skate)on the ice

你好to cover          to protect  himfell                was skating~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~祝你学习进步,更上一层楼!...