工程项目人力资源管理工作中，人员获取的依据有( )。

A．人员配备计划

B．可获取人力资源情况

C．招聘惯例

D．人员来源分析

E．人员获取的途径

It is hard for me to imagine what I would be doing today if I ________ in love,at the age of seven,with the Melinda Cox Library in my hometown.[ ]

A. wouldn't have fallen  

B. had not fallen

C. should fall  

D. were to fall