Please help me to create a comprehensive set of grammar exercises for students to practice using punctuation, specifically focusing on commas, periods, question marks, exclamation marks, and quotation marks. Additionally, include clear explanations and examples for each punctuation mark, along with prompts that encourage students to write their own sentences demonstrating correct usage.
Create a set of five varied grammar exercises specifically designed for [Student A] to practice using punctuation accurately in both sentences and paragraphs across different contexts.