搜题请搜索小程序“爱下问搜题”
问题 单项选择题

社会保障管理体制集中管理模式有利于社会保障基金的集中管理，真正发挥社会保障的（）。

A、强制功能；

B、互济功能；

C、福利功能；

D、建立、积累功能。

答案

参考答案：B

完形填空

Do you know that man? He is my uncle. His n_____小题1:is David Smith. He’s 40 this year. His j____小题2:is a worker. He works in a car f_____小题3:. His factory is not n____小题4: his home. So he gets up early in the morning and t_____小题5:a bus to work. At about 7:30, he gets to his factory. He m______小题6: the parts (零件) of the car. He works very hard. Everyone likes h____小题7: and says he is a good worker. He has lunch in the factory. He often plays b_____小题8: after work. In the evening, he u_____小题9: learns Chinese at home. His Chinese is good, too. Sometimes he h_____小题10:me with my Chinese. I like my uncle very much.
查看答案
选择题
若cos(α+β)=
1
5
，cos(α-β)=
3
5
，则tanα•tanβ=（　　）
A．-
3
2
B．
3
2
C．-
1
2
D．
1
2
查看答案