“纸”是文房四宝之一，我国发明造纸术的时间是[ ]
A、战国
B、秦朝
C、西汉
D、东汉
答案：B
--- I’d like to quit my job and start my own business.
-- You don’t have a good knowledge of the market． _________
A．Better play it safe
B．I can’t agree more
C．Sounds great
D．Good luck
新闻性公共关系策划技巧是什么？
