一般凸极式同步电机的转子由转轴、磁轭、磁极和中心环等主要部件组成。（）
参考答案：错
— Oh, Amy! Your English is so excellent.
— Thank you. You know, my uncle often helps me with it at home, for he ________ in
Australia for ten years.[ ]
A. has lived
B. lived
C. had lived
D. has been living
郭沫若的著名作品《凤凰涅盘》的体裁是______。( )
A．诗歌
B．散文
C．小说
D．戏剧文学
