下列属于人力资源管理的特点有()
A.时代性
B.普遍性
C.综合性
D.适应性
E.特殊性
参考答案：B, C, D
数列{an}的前n项和记为Sn,a1=t,点(Sn,an+1)在直线y=3x+1上,n∈N*.
(1)当实数t为何值时,数列{an}是等比数列?
(2)在(1)的结论下,设bn=log4an+1,cn=an+bn,Tn是数列{cn}的前n项和,求Tn.
While ______ himself in the newspaper in a cafe , he got his pocket picked.
A．having buried
B．buried
C．burying
D．to be buried
