Sentence fragments: Fragment sentences are unfinished sentences, i.e. they don't contain a complete idea. A common fragment sentence in student writing is a dependent clause standing alone without an independent clause. In the each of the following examples the fragment is the second 'sentence', shown in red:
I don't think I'm going to get a good grade. Because I didn't study.
She got angry and shouted at the teacher. Which wasn't a very good idea.
He watched TV for an hour and then went to bed. After falling asleep on the sofa.
She got up and ran out of the library. Slamming the door behind her.
I have to write a report on Albert Einstein. The famous scientist who left Europe to live in the USA.
After riding my bike without problems for over a year, the chain broke. 40 kilometers from my house!