横向
1
Relating to the Middle Ages
2
Belonging to a very old period
6
Large territory under one ruler
7
Metal that replaced bronze in tools
8
Government elected by the people
9
Fundamental law of a nation
纵向
2
Practice of farming and growing food
3
Succession of rulers from same family
4
Period of one hundred years
5
Object made by humans from the past
10
Person with no fixed home