Declarative Sentences: These make statements or provide information and end with a period. They are the most common sentence type (e.g., "John likes Mary.").
Interrogative Sentences: These ask questions and seek information, ending with a question mark (e.g., "Does Mary like John?").
Imperative Sentences: These give commands, instructions, or requests. The subject is often implied, and they can end with a period or an exclamation mark (e.g., "Stop! Close the door.").
Exclamatory Sentences: These express strong emotions like excitement or surprise and end with an exclamation mark (e.g., "What a funny story he told us!").