雅思写作不仅是文章句子的流畅性和丰富的内容，还要注意文章中标点符号的使用。下面由新航道的沈阳雅思培训小编为您解答！

　　1A comma is used after an adverbial clause or phrase before the subject of the sentence or in the middle of the sentence.

　　a. In the ancient palace, they saw the throne where emperors used to sit. (状语句在句中使用逗号)

　　b. At lease for the foreseeable future, books will continue to be easier on the eyes. (状语句在句中使用逗号)

　　2Commas are used to separate a series of words or phrases having the same function in the sentence.

　　a.She buys bread, and many other things from this supermarket. (并列名词之间使用逗号)

　　b.Many modern cities are overcrowded with residential, commercial and recreational buildings.(并排形容词之间用逗号)

　　3A comma is used in a compound sentence  the conjunction or connective (and, but, or, for, so, or yet)

　　a. We were tired, and we decided to have a rest. (and并排复合句用逗号)

　　b. Journalists have long been regarded as the conscience of society, but today many of them find it increasingly difficult to present factual news stories. (but并排复合句用逗号)

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