Simple sentences are important for making clear points. Be careful though - if you only ever use simple sentences in your writing you don’t add much detail, so your reader could lose interest.

You can often identify a dependent clause by a “dependent marker word”— a word or phrase which implies there is more to the sentence (e.g. “when”). When the dog barked. The example of ... cat ran ...

Complex-compound sentences are made up of a combination of complex and compound sentences. The compound part contains two main clauses, while the complex part contains one or more subordinate clauses.