纵览人类对理想世界的寻求，除了到“天上”和心灵中寻求理想境界之外，还有哪个途径？（）
A.书本
B.天堂
C.哲学
D.社会
参考答案：D
your answer, I would have come back two weeks ago.
A．If I received
B．Should I receive
C．Had I received
D．If I could have received
公安教育有学校教育和( )教育两种。
A．民警在职
B．科研
C．职业技能
D．技术装备
