Modals in Present Perfect

I _______________ for the test, but I didn't.

• should have study

• should have studied

• should study

He ______________ the ACT last year, but he didn't.

• should have take

• should take

• should have taken

She _____________ to the party with her friend, but she didn't.

• should have gone

• should have go

• should go

We ______________ the chocolates from your younger brother, but we forgot.

• should have hidden

• should have hide

• should hide

You ____________ the car yesterday! The salesman sold it this morning.

• should buy

• should have bought

• should have buy

You _____________ during the lesson, but you didn't.

• should have paid attention

• should have pay attention

• should pay attention

He ____________ his homework during class, but he didn't.

• could have finish

• could finish

• could have finished

She ___________ to the party with her friends, but she didn't.

• could go

• could have go

• could have gone

I ________________ to the dance if I had known that my friends would be there.

• would have go

• would have gone

• would go

I _____________ more for the test if I had known how difficult it would be.

• would have studied

• would have study

• would study