- 1used before a full verb to form negative sentences and questions I don't like fish. They didn't go to Paris. Don't forget to write. Does she speak French?
- 2used to make question tags (= short questions at the end of statements) You live in New York, don't you? She doesn't work here, does she?
- 3used to avoid repeating a full verb He plays better than he did a year ago. She works harder than he does. “Who won?” “I did.” “I love peaches.” “So do I.” “I don't want to go back.” “Neither do I.”
- 4 used when no other auxiliary verb is present, to emphasize what you are saying He does look tired. She did at least write to say thank you. Do shut up!
- 5used to change the order of the subject and verb when an adverb is moved to the front Not only does she speak Spanish, she's also good with computers.
NAmE//də//, NAmE//dʊ//, NAmE//du//