should /could /would have

1) I.......... (buy) bread but I didn't know we needed it. (past possibility)

• could have bought

• should have bought

We.................... (invite) so many people to our party! I'm worried that we won't have enough room for everyone. (past negative advice / regret)

• could have invited

• shouldn't have invited

I ..............(start) saving money years ago! (past advice / regret)

• would have invited

• should have started

We.............. (join) you at the restaurant, but we couldn't get a babysitter. (past willingness)

• would have joined

• could have joined

The weather .........(be) any worse! (past negative possibility)

• couldn't have been

• should have invited

I ..........(arrive) on time, even if I'd left earlier. There were dreadful traffic jams all the way. (past negative possibility)

[

• couldn't have arrived ]

• should have arrived

They ...........(win) the football match, but John hurt his ankle. (past possibility)

[

• would have won

• could have won

Amanda........... (finish) the work, but she felt ill and had to go home. (past willingness)

• would have finished

• could have finished

Lucy .............(leave) earlier. She missed her flight. (past advice / regret)

[

• should have left ]

• would have left

We.......... (finish) the game, even if we'd wanted to. It was raining very hard and we had to stop. (past negative possibility)

• couldn't have finished

• would have finished