【单选题】

The Indian ’Ocean is the third largest ocean in the worlD、Only the Pacific and theAtlantic are larger. More than one-fifth of all the world’s water supply is in the Indian Ocean.

The Indian Ocean touches four different continents. To the south isAntarctica and to the east isAustrali
A、Africa lies to the west andAsia lies to the north. There are several important islands in the Indian Ocean. These include Madagascar, the largest one, which is nearAfrica, and Sri Lanka, which is near Indi
A、There is also a group of islands called the Seychelies near theAfrican coast.
The Indian Ocean is extremely important to the countries in southeastAsi
A、Strong winds from the Indian Ocean bring warm weather, and heavy rains are necessary for growing fooD、
Of all the oceans in the world, the Indian Ocean contains more than
A、5 per cent of the world’s water
B．15 percent of the world’s water
C．20 percent of the world’s water
D．50 percent of the world’s water