问题描述：
帮我猜一下两个英语谜语
1.I have forests with no trees.
I have cities with no houses.
I have rivers with no water.
Who am
2.Two little boats without sails.
With passengers on board.
They don't go on the river or sea.
But travel on dry land.
In the day the boats pass to and from.
But at night they are both empty.
What are they?
1.I have forests with no trees.
I have cities with no houses.
I have rivers with no water.
Who am
2.Two little boats without sails.
With passengers on board.
They don't go on the river or sea.
But travel on dry land.
In the day the boats pass to and from.
But at night they are both empty.
What are they?
问题解答：
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