According to the passage, which of the following statements about Hubugam is TRUE?
选项:
A:They built up the largest and most complex irrigation system in ancient North America by stone tools.
B:Their descendants moved away from the Salt River Valley because they could not bear the heat there.
C:They made their living by herding.
D:They created the most magnificent tribal civilization in ancient North America.
发布时间:2024-06-06 11:32:33