Ten years later, in Dakar （Senegal）, the world community had to face up to the fact that “_____ discrimination continues to permeate education systems.”

单选题

Ten years later, in Dakar （Senegal）, the world community had to face up to the fact that “_____ discrimination continues to permeate education systems.”

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单选题

During the past ten years there have been dramatic changes in the international situation.

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多选题

His uncle is a worker and has been working in the factory for more than ten years. _____.

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单选题

It______him ten years to write that novel.

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单选题

and is being cleared of forests in our country.Satellites have provided other information about changes on earth．In the past ten years,more than four miles have shrunk from glaciers in Alaska．Landsat 7 received these computer images of Glacier Bay in Alaska.Hurricanes Floyd and Irene have damaged the coastline in North Carolina．Runoff from farms and silt have gone into the．ocean according to satellite images．Loss of trees and forests have caused hotter summers in southern cities such as Atlanta

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