Correct it! I'm sorry I'm late-I must have called you to let you know.
I'm sorry I'm late-I should have called you to let you know.
Correct it! I often think I would have chosen a different career.
I often think I should have chosen a different career.
I _______the details, but I didn't have time.
wouldn't have checked
shouldn't have checked
should have checked
couldn't have checked
Correct the mistake.
I should have gone home
The plane was delayed by four hours. The passengers ______ furious.
would be
must have been
can't have been
could have been
Regret it! I didn't bring a map. We got lost.
I should have brought a map/ If I had brought a map, we wouldn't have got lost.
Don't worry about being late for the meeting. You ______ the traffic would be so bad.
might have known
shouldn't have known
couldn't have known
would have known
If the service had been better, I _____ about going to that restaurant again.
should have thought
couldn't have thought
might have thought
must have thought
If the train had had Wifi, I ______ checked my emails on the way.
could have
mustn't have
might not
couldn't have
Regret it! This hotel is terrible. I'm not enjoying our vacation at all.
We should have chosen a better hotel./ We shouldn't have stayed at this hotel.
I can't believe David missed his flight. He ______ stopped for a coffee on the way to the airport.
shouldn't have
didn't have
mustn't have
can't have
You ________ (make) a mistake-you ______ (see) a yeti on the mountain.
might have made/ should have seen
would have made/ didn't see
must have made/ couldn't have seen
should have made/ might not have seen
Which is NOT possible? I suppose you ______(see) a UFO in the sky last night, but it was probably something else.
could have seen
might have seen
would have seen
may have seen
If Susan had stopped talking, we _________ to hear the movie.
would have been able
shouldn't have been able
wouldn't have been able
couldn't have been able
Regret it! Hint: Get a tattoo.
I shouldn't have got that tattoo.
Regret it! If I ______ (stop) for coffee, I ______ (be) late.
hadn't stopped/ wouldn't have been
