Most paragraphs, especially in technical fields, rely on solid topic sentences to convey their meaning clearly. Remember that topic sentences come in many forms and need not be the first sentences in paragraphs. However, if you have a paragraph that must be tidied up or you are composing a paragraph from scratch, offering a clear topic sentence as your opening statement is a good way to begin.
In technical writing, topic sentences take a number of forms. They often simply provide a general statement for the paragraph to support:
Sometimes topic sentences simply kick off a list of examples:
Other topic sentences supply background or announce scenarios:
Some topic sentences combine the listing of examples and background material:
A simple, straightforward topic sentence is usually the best way to introduce general background, examples, scenarios, arguments, or even to establish a direct linkage to the preceding paragraph. Good writers use concrete and efficient topic sentences to control and unify their paragraphs. If you make it a practice to use the topic sentence as a tool to organize your thoughts, your paragraph content will fall into place more readily.
Self-Study
For more on topic sentences and some excellent practice exercises, visit the following sites:
- Practice Composing Effective Topic Sentences from ThoughtCo.
- Tutorial on Topic and Topic Sentences from Cerritos College