They were busy carrying earth in their mouths to stop up the door of their house.
问题描述:
They were busy carrying earth in their mouths to stop up the door of their house.
答
它们忙着用嘴衔土来堵住它们房子的门.. Just then the rain came down. I ran back into the house正在那时雨下了起来,我跑进屋里。我估计 mouths有误,所以意思连贯不进来。