Spoken language: choosing a topic and developing ideas for a speech

Speeches should be impressive, which means presenting complex ideas clearly and using sophisticated vocabulary. You need to consider the purpose, audience and form of your speech. Speech topics should be appropriate and enable you to present a speech with layers of complexity and interest. Topic sentences should include a range of sentence structures and rhetorical devices. It is useful to consider the order of your topic sentences to make sure they are impactful.