1.Clouds hold water that evaporates from the land or the sea;the water in clouds returned to the land as rain or snow,

问题描述:

1.Clouds hold water that evaporates from the land or the sea;the water in clouds returned to the land as rain or snow,
returned改为returns

首先,英语句子讲求格式对称,你前面用什么时态后面就跟着一样的,所以returens和evaporates对应
然后,你陈述的是一个客观事实,客观事实都是用一般现在时的