Here are some steps to consider when thinking before writing an introduction, body, and conclusion:

1. Understand the prompt: Read the question or topic thoroughly and make sure you understand what is being asked.
2. Brainstorm ideas: Jot down any relevant thoughts or ideas that come to mind.
3. Outline the structure: Decide on the structure of your answer, including the main points you want to cover in the body.
4. Consider your audience: Think about who your audience is and what they are looking for in your answer.
5. Define the thesis statement: State your main argument or point of view in a clear, concise thesis statement.
6. Write the introduction: Grab the reader’s attention and provide background information to set up the context for your answer.
7. Write the body: Expand on your main points and provide evidence to support your argument.
8. Write the conclusion: Sum up your main points and restate your thesis in a different way. Leave the reader with a memorable final thought.