Use “do” with the subjects I, you, we, and they.
- Do I need to bring anything?
- Do you like coffee?
- Do we have enough time?
- Do they live nearby?
Use “does” with the subjects he, she, and it (third-person singular).
- Does he play football?
- Does she work here?
- Does it taste good?
Exercise
Simple Present
Fill in the blanks using “do” and “does”