阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空白处填入一个适当的词或使用括号中词语的正确形式填空。

Greenland is the 【1】(large)island in the world.It is 【2】 the north of Europe.Near Greenland is another island.【3】(it)name is Iceland.

Do you think that Greenland is green and warm，and Iceland is white with ice？If you 【4】(do)，you are wrong.Not many people live in Greenland.There must be 【5】(many)people in your hometown than in Greenland.That is 【6】 Greenland is not green.Greenland is white.It is covered with lots of ice.What about Iceland？【7】(be)it colder than Greenland？No，it is not.Iceland has ice，but it does not have so much ice 【8】 Greenland.Iceland has a lot of hot springs(温泉)．They 【9】(give)out vapor(蒸汽)and heat(热量)．And there are a lot of people 【10】(live)in Iceland.