The first sentence about Siamese cats is correct because the hypens are correctly placed where you pause when reading. The other answers have misplaced the hypens and they aren't in the appropriate place for pausing.
Hieroglyphs, petroglyphs (pictures carved into rocks), and cuneiform (a writing system using hashmarks on clay tablets) were all early forms of written communication. All of them were precursors to alphabets, which use letters to represent sounds. Grunts are an early (and present-day) form of communication, but they aren't written.
Answer:
And are joined by a coordinating conjunction complex sentences the complex sentences are composed of an independent clause. And dependent clause dependent clauses are not completed thoughts.
Explanation:
There is one subject my uncle and one predicate fixed my bike one subject one predicate again this is a simple sentence a compound sentence is a little different. its a compound