题目

读下图,回答下列各题:(12分) (1)一月我国漠河与海南岛南部温差为                ,据图说明冬季我国温度的分布特点及其成因(5分) (2)一月0°C等温线主要位于我国                    地区,它同时也是我国                气候和                气候的分界线。(3分) (3)C地等温线向      凸,其温度明显        (高于或低于)西侧地区,原因是                               English has a large (词汇) with different usage so it's not easy for a Chinese person to speak English as (流利地) as a native English speaker.
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