该网站的资料面向幼儿园至十二年级（的教学）， 涵盖的科目有数学，科学，技术，阅读，语言艺术及各类语言。

The materials are for kindergarten through grade twelve. The subject areas are mathematics, science, technology, reading, language arts and languages.

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语文教学中的语言艺术也主要从这三方面进行论述。

The language art in Chinese teaching will be discussed in these three sides.

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因此，历史教师有必要加强教学语言艺术的基本功训练。

Therefore, it is quite necessary for history teachers to enhance their training in basic skill in teaching language art.

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