As we noted in, you can coordinate words or phrases to make a compound phrase. This is the most sophisticated To coordinate two or more parts of a sentence is to give them the same rank and role by making them grammatically alike. The following two sentences, I thought a monster was under my bed and I hid under my sheets, can be left as simple sentences, or they can be combined into one compound Compound Sentences A sentence that expresses two complete thoughts is a compound sentence. In this c