English Skills with Readings 8th Edition by John Langan

Exercise 18

Using coordination, subordination, or both, combine each of the following groups of simple sentences into one longer sentence. Omit repeated words. Various combinations are possible, so for each group, try to find the combination that flows most smoothly and clearly.
• The United States Constitution was adopted in 1787.
• The Declaration of Independence was written in 1776.
• Both documents were approved at meetings in Philadelphia.
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