How to use “do” as an auxiliary verb: 🇺🇸 1. To make questions (present simple): • Do you like coffee? • Does she play tennis? 2. To make negatives: • I don’t like it. • He doesn’t go to school. 3. To add emphasis: • I do want to help! • She does know the answer. Note: Use the base form of the main verb after “do/does” | Danbury Language Center

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How and when to use DO, DOES, and DID