[Grammar] do , does / am , is , are

[masoudimo]

hello dear teachers

which one is correct ?
- does she has a car ?
or
-does she have a car ?
can you please provide me a link to study do/does grammer ?
thanks

 

[MikeNewYork]

Does she have a car is correct. After the auxliary verb "do/does" we use the bare infinitive form of the verb.

Just Google do/does.