题目内容：

课文背诵，用所背段落的单词填空。

Art is1._________ by the customs and2._________ of a people.

There are various reasons 3.________ people write poetry. Some poems tell a story or4._________ something in a way that will give the reader a strong5.________. Others try to6._________ certain emotions. Poets use many different forms of poetry to express7.________.

There is no doubt that the earth is becoming warmer see 8._________ and that it is9._________ that has caused this global warming rather than a10._________ but natural…