_____ofthetwobrotherswouldliketotake_____ofthetwoapplesonthetable.
_____girlinwhiteis_____friendofmine.Andwearealsoclassmates.
设α=（-1，2，2），则与α反方向的单位向量是_________________
________,thefirstsettlersfoundinNewZealandmanystrangebirdsandanimalsthatexistnowhereelseintheworld.
《海关法》规定的纳税期限为海关填发税款缴纳证之日起()
