通过下列哪一事件,中国农民实现了千百年来“耕者有其田”的梦想( )
A:中华人民共和国成立
B:解放战争胜利
C:农业集体化
D:土地改革完成
He believes that these ____ a common____, an animal that lived in Asia some 300,000 years ago.
My grandfather ____ ____ ____ a teacher.