This is the earth. The green part is land. The blue part is sea. The white part is clouds. Our earth is very beautiful and interesting. There are rivers, streams, seas and lakes. There are hills and mountains. There are woods, jungles and forests. There are many countries and cities. There are many people live in them. Do you think the earth is very wonderful?
Many years ago, the earth is very clean. But nowadays there is much pollution on the earth. There is air pollution, land pollution and water pollution。People are cutting down the forests.
Many wild animals, birds and insects lose their homes. People are killing animals for their food and their skins. It’s very cruel. People are polluting the land, the water and the air. People must stop doing this. We must save the earth.
12月大学英语四级同义词辨析十八
12月大学英语四级同义词辨析十四
12月大学英语四级同义词辨析五
12月大学英语四级同义词辨析六
大学英语四级同义词辨析二十二
大学英语四级同义词辨析二十五
英语四级考试真题解析之词汇A类
英语四级词汇必背技巧:A开头单词串讲
12月大学英语四级同义词辨析二十四
大学英语四级同义词辨析十七
总结:英语四级常用词组搭配(6)
大学英语四级同义词辨析十二
12月大学英语四级同义词辨析一
大学英语四级同义词辨析二十三
12月大学英语四级同义词辨析七
英语四级考试大纲词汇D开头部分
英语四级考试真题解析之词汇H类
英语四级考试真题解析之词汇E类
大学英语四级同义词辨析四
名师总结:英语四级常用词组搭配(2)
12月大学英语四级同义词辨析十九
英语四级作文有用替换词总结
12英语四级词汇备考:高频词汇(7)
英语四级词汇备考:核心词汇(9)
12月英语六级备战:高频核心词汇汇总(12)
大学英语四级同义词辨析十三
12月大学英语四级同义词辨析十六
英语四级考试大纲词汇S开头部分
大学英语四级同义词辨析二十六
英语四级考试真题解析之词汇G类
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