Structure: If only + past simple verb (expressing a strong desire for a different past situation)
Example: If only I had known about the traffic, I would have left earlier.
Structure: Subject + would rather + base form of the verb (expressing a preference or choice)
Example: I'd rather go to the beach than stay at home.
Structure: Subject + it's (high) time + past simple verb (expressing that something should happen or should have happened by now)
Example: It's time you started taking your health more seriously.
Structure: Subject + (act) as if / as though + past simple verb (expressing a wish for a hypothetical or imagined situation)
Example: He acted as if he owned the place.
Structure: It's about time + subject + past simple verb (similar to "It's time," expressing that something should happen or should have happened)
Example: It's about time you finished your homework.
Wishes:
Structure: Subject + wish (that) + past simple verb
Example: I wish I had more free time.
Regrets:
Structure: Subject + regret + present simple verb
Example: She regrets not studying harder for the exam.
Wishes:
Structure: Subject + wish (that) + past perfect verb
Example: I wish I had traveled more when I was younger.
Regrets:
Structure: Subject + regret + past simple verb
Example: We regretted not attending the concert last night.
Wishes:
Structure: Subject + wish (that) + would + base form of the verb
Example: I wish it would stop raining tomorrow.
Regrets:
Structure: Subject + regret + will + base form of the verb
Example: She will regret not saving more money for the trip.
Wishes/Regrets:
Structure: Subject + wish/regret + would/could/might + base form of the verb
Example: I wish you would understand my perspective.