【单选题】快递服务的根本制胜点是( )。
I.
快递服务是快速收寄、分发、运输、投递单独封装、具有名址的信件和包裹等物品,以及其他不需储存的物品,按照承诺时限递送到( )并获得签收的寄递服务。
J.
收件人 K. 指定地点 L. 收件人或指定地点
【单选题】The rapid development of communications technology is transforming the______in which people communicate across time and space.
【单选题】Which of the following are internal customers for a worker in a flower shop?
A.
The people who work at the dry cleaning establishment next door.
B.
The truck drivers for the wholesale florist, from which the shop gets its flowers.
C.
The woman who wants to put a poster in the window about a charity craft sale.
【简答题】为什么下丘脑促垂体区的神经分泌细胞在内分泌系统的调控中起着重要的作用,并简述神经分泌细胞分泌的激素类型?
【单选题】下列研究论题的表述是否恰当? 《间歇训练对优秀男子中长远运动员心血管机能的影响》