机体生理活动直接的能量来源是 ( )
A．葡萄糖B．脂肪C．蛋白质D．ATPE．维生素
参考答案：D
下列实验操作正确的是 ( )
For all these years I have been working for others. I'm hoping I'll _________ my own business someday.
[ ]
A. turn up
B. fix up
C. set up
D. make up
