The school days are busy enough, yet the Taylors try hard to fit as much as possible ________ their kids' lives．

1. A.
   in
2. B.
   into
3. C.
   on
4. D.
   at

The school days are busy enough, yet the Taylors try hard to fit as much as possible _____ their kids’ lives．

A． in        B． into         C． on        D． at