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"金字塔形"相关考试题目
1.
Some people are pessimistic(悲观的)when they think about the future. They say that, a hundred years from now, we will have used up most of the earths resources. We will have made our seas so dirty that w...
2.
Some people are pessimistic(悲观的)when they think about the future. They say that, a hundred years from now, we will have used up most of the earths resources. We will have made our seas so dirty that w...
3.
下列不是“金字塔”形式的建筑的有
4.
只呈金字塔形的生态锥体是（）。
