Participle
go
gone
I should have (buy) the house.
I should have BOUGHT the house.
I wish I (pay) more attention in class.
I wish I HAD PAID more attention in class.
If only I (study) harder.
If only I HAD STUDIED harder.
He didn't close the door.
He should ...
He should have closed the door.
find
found
He should have CHECKED his car.
I wish she (call) me before she came.
I wish she HAD CALLED me before she came.
If only she (save) more money.
If only she HAD SAVED more money.
She didn't bring her umbrella.
If only she ...
If only she had brought an umbrella.
write
written
She should not have (accept) the job offer.
She should not have ACCEPTED the job offer.
I wish she (buy) me an iPhone instead.
I wish she HAD BOUGHT me an iPhone instead.
If only he (not drive) so fast.
If only he HADN'T DRIVEN so fast.
He spoke too loud and hurt his throat.
If only he ...
If only he hadn't spoken too loud.
buy
bought
They should have (book) a hotel in advance.
They should have BOOKED a hotel in advance.
I wish I (not spend) so much money on clothes.
I wish I HADN'T SPENT so much money on clothes.
If only we (plan) this trip more carefully.
If only we HAD PLANNED this trip more carefully.
She didn't drive carefully and had an accident.
I wish ...
I wish she had driven carefully.
sleep
slept
We should not have (eat) at that restaurant.
We should not have EATEN at that restaurant.
I wish I (not forget) my wallet at home.
I wish I HADN'T FORGOTTEN my wallet at home.
If only he (not stay) up all night.
If only he HADN'T STAYED up all njght.
He drank too much last light.
If only he ...
If only he hadn't drunk so much.