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It is always very cold in Antarctic（南极洲）．People have never lived there for long because it is too cold．There are scientist，but they only stay for a few（76） 　　．

In Antarctic，animals and plants can't live（77） 　　on the land，but the sea is full of living things．Many different kinds of penguins（企鹅）and seals（海豹）live there all year．They spend most of their lives（78） 　　in the freezing Antarctic water．The sea provides lots of food for（79） 　　because it is full of fish and sea life．The（80） 　　seals in the world live in Antarctic．They're called elephant seals．