A coherent paragraph also highlights the ties between old information and new information to make the structure of ideas or arguments clear to the reader.
If you have written a very long paragraph, one that fills a double-spaced typed page, for example, you should check it carefully to see if it should start a new paragraph where the original paragraph wanders from its controlling idea.
Topic Sentence 4: It was at that moment that I struck something I knew must be the treasure. So in the example we have been looking at of the Holocaust essay, I mentioned that the essay will discuss six reasons for the Holocaust and each reason will have two paragraphs.
Or, if we want to see distant happenings on earth, they use some of the previously wasted electromagnetic waves to carry television images which they re-create as light by whipping tiny crystals on a screen with electrons in a vacuum.
For example, you might be able to omit a topic sentence in a paragraph that narrates a series of events, if a paragraph continues developing an idea that you introduced with a topic sentence in the previous paragraph, or if all the sentences and details in a paragraph clearly refer—perhaps indirectly—to a main point.
For the reader, topic sentences announce what the paragraph will be about and demonstrate how different paragraphs and ideas are connected to each other.
A topic sentence generally appears early in a body paragraph often the first or second sentence and controls the paragraph.