She was making a dinner before I arrived or She made a dinner before I arrived.
No need to use 'a'.
She was making dinner before I arrived: She started making dinner before you arrived. The dinner is probably not yet ready.
She made dinner before I arrived: The dinner was already ready when you arrived.
If the dinner was still being prepared: "She was making dinner when I arrived."
If either the preparation was complete, or maybe the dinner was in an oven:
"She had made dinner before I arrived." or "Dinner was [almost] ready when I arrived."
- What is your favorite expression in your native language?
- Il verbo accingersi e molto usato o no?
- Will you shed tears when listening to music?
- what is better Dracula college or corresponding courses
- What’s better – Regular Collegeor correspondence courses?
- هر چه می خواهد دل تنگت بگو..
- Did you do a good deed for someone today?
- Feedback for tutors and other related things about lessons on italki!
- do you get annoyed if people here have fake, random or no profile picture at all?
- busco la gente