family name不可以随便叫。
family name相当于中国的姓, first name相当于名。
family name=last name
family 作"家人" 时表示复数概念，作主语时，谓动用复数；family一词不用复数形式。
My family are watching TV .
我的家人们正在看电视。
My family will move to another city next week .
下周,我全家要搬到另一个城市去。
All my family enjoy skiing.
我们全家都喜欢滑雪。
