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