The structure and usage
The main clause: Future Simple ('will')
Which tenses do we use in the second conditional sentence?
If-clause: Past Simple
The main clause: Future-in-the-past ('would')
When do we use the first conditional?
Make a first conditional sentence (she/not save enough money/she/not buy a car)
Use UNLESS
When do we use the second conditional?
Make a second conditional question (you/have/a blog/what/you/write about?)