下列能被人体消化吸收的碳水化合物是______。
A．棉子糖 B．果胶C．纤维素 D．淀粉
参考答案：D
He once studied in Zhejiang University, ________he went abroad for further study.
A．after which
B．where
C．in which
D．which
组织理论之父是（）。
A.法约尔
B.泰勒
C.韦伯
D.梅奥
