造血原料包括()
A.维生素
B.脂类
C.糖类
D.微量元素
E.蛋白质
参考答案:A, B, D, E
平行四边形内一点到四条边的距离分别是1,2,3,4,那么,这样的平行四边形的面积最小是( )
A.21
B.22
C.24
D.25
How the famous actor treated us made me feel he was not an important person out _____ reach,
but kind big brother.[ ]
A. from
B. of
C. over
D. to