物流合理化是物流配送部门的事情，而生产、销售等部门应该负责生产和销售领域的事情。

A. He normally practices oral English every day．
B. He always speaks English with his best friend．
C. He often practices English on the Internet．
D. He gets many free materials about oral English．

A. the fact that mothers really do favour their first children
B. tales of how mothers treat the firstborns differently to later children
C. the reason why mothers favour their firstborns over the subsequent children
D. phenomena that have some connection with Precious First Born syndrome

A. He turned suddenly and ran into a tree.
B. He was hit by a fallen box from a track.
C. He drove too fast and crashed into a truck.
D. He was trying to overtake the truck ahead of him.

A. She represents most female economists standpoint.
B. She devotes herself to eliminating womens poverty.
C. Her study of economics changed her view on governments role in economic activitiesl
D. Her academic background helped her get into the inner circle of the economics profession.