1. "Do" and "Does" (Present Tense)
* "Do" is used for:
* Plural subjects (e.g., "They do their homework.")
* First and second person singular (e.g., "I do the dishes," "You do the laundry")
* "You" regardless of number (e.g., "You do a good job.")
* "Does" is used for:
* Third person singular subjects (e.g., "He does his chores.")
* "It" (e.g., "It does rain a lot here.")
Uses in Sentences:
* Questions:
* "Do": "Do you like pizza?"
* "Does": "Does she know the answer?"
* Negative Statements:
* "Do": "I do not like mushrooms."
* "Does": "He does not have a car."
* Emphasis:
* "Do": "I *do* like ice cream!"
* "Does": "She *does* want to go."
2. "Did" (Past Tense)
* "Did" is used for all subjects in the past tense. It doesn't change based on the subject.
* Uses in Sentences:
* Questions: "Did you see the movie?"
* Negative Statements: "We did not go to the party."
* Emphasis: "They *did* finish the project."
Key Point: "Do," "does," and "did" act as helpers for main verbs, creating a more complete verb phrase. They're particularly helpful when forming questions, negatives, and emphasis.
Example Sentences:
* Do: "Do you want to go for a walk?"
* Does: "She does her homework every day."
* Did: "Did you enjoy the concert?"
Need more specific examples? Tell me what kind of sentences you'd like to make, and I'll help you use "do," "does," and "did" correctly!