颗粒水的作用是（）。
A、冷却颗粒
B、输送颗粒
C、冷却并输送颗粒
D、加热颗粒
参考答案：C
-He got his first book published.It turned out to be a bestseller.
-When was____?
- _____was in 2000 when he was still in college. [ ]
A．that;This
B．this；It
C．it;This
D．that;It
用友报表系统中，设置关键字是在“格式”状态下进行的。 ( )
