2ill Blank question 3/3:READING PASSAGE 3
Read the passage carefully and answer the questions below.
A. World Oceans Day is a day to think about the extremely important role that the oceans play in all our lives, the dangers that are facing our oceans and the actions we can take to protect them.
B. There is only one global ocean. This is divided into five geographical regions: the Pacific Ocean, the Atlantic Ocean, the Indian Ocean, the Arctic Ocean and the Southem Ocean. Seventy per cent of our planet is covered by one huge, continuous body of seawater-the ocean. It holds 1.35 billion cubic kilometres of water. Nearly half of the ocean is more than 3 kilometres deep. The deepest known point of the ocean is in the Mariana Trench, 11 kilometres below sea level. But there may be deeper points that we have not seen, as we have only explored five per cent of the ocean to date.
C. The govemment of Canada suggested the idea of World Oceans Day at the Earth Summit in Rio de Janeiro in 1992. In 2008 the United Nations officially recognized the date and it has been growing
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