Page:Practical Text-Book of Grammatical Analysis.pdf/18

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When any of the extensions of a simple sentence are developed into a clause, the sentence becomes.

Thus, Cæsar, to extend his conquest, invaded Britain, is a simple sentence, the words in italics being simply an adverbial phrase.

But, Cæsar, Gaul having been conquered, invaded Britain presents the phrase developed into a clause, and it consequently a sentence.

Hence a sentence may be defined as a principal sentence, illustrated or modified by one or more  or

The subordinate sentences of the sentences are of three kinds—

These differ from the noun, adjective, or adverbial phrase. For example: