在物流信息系统中,信息流运行的起点是( )。
A.信息收集 B.信息处理C.信息传递 D.信息应用
参考答案:A
句型转换。
1. I like autumn better. (用spring改为选择疑问句)
_______ season do you like better, spring ______ autumn?
2. She often washes clothes on Sundays. (用last Sunday改写)
She _______ _______ last Sunday.
3. It was very cold yesterday. (对划线部分提问)
What was the _______ _______ yesterday?
4. There are many students in this school, _______ _______? (改为反义疑问句)
5. He forgot the name of the book. (改为同义句)
He _______ _______ the name of the book.
下列说法中正确的是[ ]
A、物体的温度降低,它的热量就减少
B、物体吸收热量,温度一定升高
C、物体的温度升高,其内能一定增加
D、两个物体的温度相等,它们的内能相等