Can animals be made to work for us?(二)Of course,as we know,dogs can be used to guard a house,and soldiers in both old and modern times have used geese to give warning by making a lot of noise when a stranger or an enemy comes near.But it may be
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/04 23:46:38
xTN#G)Y""լ"E.v.0`!0!2 `/QW?V9Um2D:s/M@BHmAҌɈI.)>?.YeW0
Raa T,й2uMBIa$ۦ\A,^"7*2AQcBYXPױIO`A=Qbs,q<"<:9#(nG,5v