What kind of regret/wish?
I wish I practiced more my English
We want a situation in the present to be different.
I wish I ____ with my friends right now.
I wish I WAS with my friends right now.
If only I ___ studied for that exam.
If only I HAD studied for that exam.
I want to be taller
I wish (if only) I was taller!
I wish I was going to Disneyland and not the dentist!
We want to be doing something different than what we are doing right now
I wish I ___ the time to continue my hobbies.
I wish I HAD the time to continue my hobbies.
If only you ____ listen to your boss!
If only you WOULD listen to your boss!
I don't have money to buy concert tickets
I wish (if only) I had the money to buy concert tickets.
If only I had had the money I could have gone to that concert
We want to change a moment from the past
I wish I HAD BEEN there when it happened, I could have helped you.
If only my parents ____ enrolled me in computer classes when I was younger.
If only my parents HAD enrolled me in computer classes when I was younger.
I want to go to Paris but my parents don't let me.
I wish (if only) my parents would let me go to Paris.
I wish I was old enough to drive!
We want to change a situation from the present
I wish you ____ help me with the chores.
I wish you WOULD help me with the chores.
If only my kids ______ the time to come visit me.
If only my kids COULD HAVE the time to come visit me.
I want to go to my girlfriend's house, not my uncle's!
I wish I was going to my girlfriend and not to my uncle's house!
I wish to make a reservation for this Friday night, please.
We express something that we want to do.
I wish _____ to Japan someday.
I wish TO GO to Japan someday.
If only I _____ soccer as good as Messi, I would be a professional too!
If only I COULD PLAY soccer as good as Messi, I would be a professional too!
I want to change the fact that in the past I did not go to Bioparque Estrella because now is closed forever.
I wish (if only) I had gone to Bioparque Estrella before it closed forever!