A topic sentence usually the first sentence in a paragraph introduces the main idea of that paragraph and sets its tone. Here are some tips to keep in mind while writing topic sentences. How To Write A Good Topic Sentence 14 Steps With Pictures Topic Sentences Sentences Writing For our short film contests write one sentence that includes two components-- 1 a compelling premise and 2 how you would use some of the funding to produce your film if chosen as a winner. . Quality over quantity is a motto we at Essay Service support. Follow these ideas to create a topic sentence for multiple paragraphs. Say exactly what you want to say. Here is an example of a controlling idea at a topic sentence level. My introduction presents my topic in an engaging way and provides necessary background information. Thats what the rest of the paragraph is for. The topic sentence and the thesis are analogous. Start with The Idea.