How do I write an introduction paragraph for a expository essay?

I have my thesis statement but I need to write an introduction.

I don't want someone to do it for me, just some guidance if possible...

Thank you

It's better if you DON'T write your introduction right away. Write it AFTER you've written your first draft of the body of your paper. Use your thesis statement and outline/plan (did you write one yet?) as your "roadmap" for getting the body of your paper well organized and staying on topic.

AFTER you've written your first draft, read your thesis statement and the draft aloud -- to yourself or someone else (or have someone read it to you) -- and get the body of the paper right FIRST.

Then you can worry about the introduction and, finally, the conclusion.

http://www.angelfire.com/wi/writingprocess/
The entire writing process

http://grammar.ccc.commnet.edu/grammar/composition/editing.htm
Editing/revising

http://leo.stcloudstate.edu/catalogue.html#org
Thesis statement, intro, and concl information here

http://grammar.ccc.commnet.edu/grammar/intros.htm
Intros

http://grammar.ccc.commnet.edu/grammar/composition/endings.htm
Concls

Writing an introduction paragraph for an expository essay requires careful planning and organization to effectively engage your readers. Here's a step-by-step guide to help you create your own introduction:

1. Start with a Hook: Begin your introduction with an attention-grabbing sentence or statement, known as a hook. It could be a striking fact, a compelling question, or a relevant anecdote that sparks curiosity and prompts readers to continue reading.

2. Provide Background Information: After grabbing your readers' attention, provide some background information on the topic of your essay. This will help readers understand the context and significance of your subject. Be concise and provide only the necessary details to avoid overwhelming your audience with excessive information.

3. Present the Thesis Statement: Introduce your thesis statement, which succinctly captures the main argument or focus of your essay. Ensure that your thesis statement is clear, specific, and arguable, as it will guide the rest of your essay.

4. Outline the Main Points: Give a brief overview of the main points or subtopics that you will be discussing in your essay. This serves as a roadmap for readers, informing them of what to expect in the body paragraphs.

5. Transition to the Body: Finally, smoothly transition from the introduction to the first body paragraph. This transition ensures a logical flow and helps readers understand how the introduction connects to the overall structure of your essay.

Remember, your introduction should be engaging, informative, and concise. It's crucial to strike a balance between grabbing your readers' attention and providing enough background information to set the stage for your essay. With practice and revisions, you will be able to write a strong introduction that effectively introduces your topic to your readers.