下列各金属的活动性最强的是 [ ]
A．Fe
B．Al
C．Cu
D．Zn
答案：B
We should spend the money ______ something _____ everyone.
A．in; that benefit
B．on; which benefit
C．in; which benefits
D．on; that benefits
社会保险基金包括（）和生育保险基金
A.基本养老保险基金
B.基本医疗保险基金
C.工伤保险基金
D.失业保险基金
