You have to dress smartly to make a good impression at the interview. You _______________ a good impression at the interview if you _________________ smartly.
won't make / don't dress
She can't work in France because she doesn't speak French. If she ____________ French, she _____________ in France.
spoke / would be able to work/could work
She needs to attend all the lectures to pass the course. She ____________ the course unless she _____________ all the lectures.
won't pass / attends