雅典民主政治的实质是 [ ]
A．部落首领专政
B．奴隶主阶级专政
C．地主阶级专政
D．平民阶级专政
答案：B
19. They________a lot of suggestions for improving the workers’ living conditions.
A．put out
B．put forward
C．put on
D．put in
