3176521 幼苗
共回答了18个问题采纳率：83.3% 举报
1年前
回答问题
你能帮帮他们吗
如何区别海马的雌雄?
找篇英文,开头是Last year,I had the extreme displeasure of calling m
因式定理,分解因式：x^4+2x^3y-3x^2y^2-4xy^3+4y^4
sth.need prepared sth.need be prepared sth.need to be prepar
1、______is a fact that English is being accepted as an inter
精彩回答
下列各项搭配有错误的是 [ ] A．北京人——保存火种 B．山顶洞人——会人工取火 C．半坡原始居民一制造彩陶 D．河姆渡原始居民——纺线、织布、制衣
被子植物一般具有______等器官．
In those hard days, we could not leave behind________came to us for help.
She told us things there were ________ better than before.
根据人类已有的对月球的认识，下列叙述不正确的是 [ ]
