Why do we need soil?怎么回答?

Why do we need soil?怎么回答? Why do we need friends? Why do we need friends? why do we need plants Why do we need sleep What do trees need? Why do we need trees? 求英语回答 why we need english name? why we need fuck others Why do you need friends? why do people need hobbies? Love helps us understand who we are,why we need each other and what we can do fer each ather. friendship helps us understand who we are,why we need each other what we can do for each other.意思 急求英语作文Why do we need to learn?英语作文 100字左右 Why do we need friend用英语回10个句子, why do we need to consider when making travel plan用英语回答我 Why do we need to wash our hands freuently?用英文答 why do we need a name?(200）就写一下我们为什么要有名字. why do we need a clean environment 简单说明即可大约30s左右读完