试题题干
Fill in the blanks with one of the items given below:
The Yam period coincided with the end of the last ice age. This brought
tremendous changes in the environment with the sea levels rising and creepinginland.
参考答案
正确答案：![]()
Fill in the blanks with one of the items given below:
The Yam period coincided with the end of the last ice age. This broughttremendous changes in the environment with the sea levels rising and creepinginland.