Theschool_________wemetafamousscientistisnotbig.
设A为5阶方阵，且r(A)=3，则线性空间W={x|Ax=0}的维数是______________.
_____ofthetwobrotherswouldliketotake_____ofthetwoapplesonthetable.
Theteacheraskedthechildren_____they_____thethingsintheladthatmorning.
Thebabyalwayssleepswithhiseyeshalf_____.
