Letters represent sounds. Words are built from letters. A group of words makes a phrase. Add a subject and verb, and you have a clause. If that clause expresses a complete thought, we call it a ...

A complex sentence communicates more than one idea. One part (the main clause) is like a simple sentence: it can stand on its own. The other part (the minor clause) gives more detail about the simple ...

A simple sentence is built from the minimum of a subject and a main verb. It can be very short in length (but doesn't have to be): 'The angry dog barks.' It puts across one simple idea: 'Rebecca sang.