We know that cattle mainly feed on grass , and humans mainly liive_ rice and wheat.

We know that cattle mainly feed on grass , and humans mainly liive_ rice and wheat.
on\up\with
英语人气:590 ℃时间:2020-03-18 00:49:15
优质解答
live on以什么为食
如还有不懂的,还可以继续追问哦\(^o^)/~
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