Common beginnings include: A purpose statement makes a promise to the reader about the development of the argument but does not preview the particular conclusions that the writer has drawn.
A purpose statement usually appears toward the end of the introduction.
The thesis statement is the sentence that states the main idea of a writing assignment and helps control the ideas within the paper. It often reflects an opinion or judgment that a writer has made about a reading or personal experience.
For instance: Tocqueville believed that the domestic role most women held in America was the role that gave them the most power, an idea that many would hotly dispute today.
Your thesis should be stated somewhere in the opening paragraphs of your paper, most often as the last sentence of the introduction.
Often, a thesis will be one sentence, but for complex subjects, you may find it more effective to break the thesis statement into two sentences.
The statement can be restricted or clarified and eventually worked into an introduction.
As you revise your paper, try to phrase your thesis or purpose statement in a precise way so that it matches the content and organization of your paper.
A thesis statement makes a promise to the reader about the scope, purpose, and direction of the paper.
It summarizes the conclusions that the writer has reached about the topic.