Little water Drop fall down into a lake改错

问题描述:

Little water Drop fall down into a lake改错

改正:Little water drops fell down into a lake.
错1:drop此处作名词“水滴”,是可数的,没有冠词a,the时应用复数drops.
错2:根据句意,时态应用过去时.怎么别人说是改fall加是s