It was a very big mistake that Americans elected such a awful president. AMERICANS...
Americans shouldn't have elected such an awful president.
It was wrong of you to shout to that homeless. YOU...
You shouldn't have shouted to that homeless.
I'm sure the citizens were really disappointed with the measure. THE CITIZENS...
The citizens must have been really disappointed with the measure.
The mayor wanted to pass a law against drugs, but eventually he decided not to pass it. THE MAJOR...
The mayor could have passed a law against drugs, but eventually he decided not to pass it.
It was wrong of the head teacher not to support the strike. THE HEAD TEACHER...
The head teacher should have supported the strike.
I'm sure that the government took steps to end the poverty problem in the city. THE GOVERNMENT...
The government must have taken steps to end the poverty problem in the city.
I'm sure that she didn't feel any sympathy for him. SHE...
She can't have felt any sympathy for him.
The minister was able to fight for the rights of people, but he did nothing. THE MINISTER...
The minister could have fought for the rights of people, but he did nothing.
It was wrong of George to get involved in the fight. GEORGE...
George shouldn't have got involved in the fight.
Anthony was going to take part in the celebration, but sadly he had to work. ANTHONY...
Anthony would have taken part in the celebration, but sadly he had to work.
I'm certain that the man committed a crime. THE MAN...
The man must have committed a crime.
Jeremy wanted to be the spokesperson of the meeting, but in the end they chose John. JEREMY...
Jeremy would have been the spokesperson of the meeting, but in the end they chose John.
Maybe he was ill on Tuesday. HE...
He might/may have been ill on Tuesday.
Mike was going to get involved in the campaign, but he preferred not to. MIKE...
Mike could have got/gotten involved in the campaign, but he preferred not to.
Danny wanted to raise money for the poor children, but he got ill and couldn't go to the event. DANNY...
Danny would have raised money for the poor children, but he got ill and couldn't go to the event.
Perhaps your dad went to the demonstration. YOUR DAD...
Your dad might/may have gone to the demonstration.
It's possible that Winston volunteered in the animal shelter, but I'm not sure. WINSTON...
Winston may/might have volunteered in the animal shelter, but I'm not sure.
It's possible that Mary Anne broke the law when she entered the abandoned house. MARY ANNE...
Mary Anne might/may have broken the law when she entered the abandoned house.
I'm sure that the teacher rounded up the kids. THE TEACHER...
The teacher must have rounded up the kids.
My granny wanted to donate her money to charity, but the burglar stole everything. MY GRANNY...
My granny would have donated her money to charity, but the burglar stole everything.
I'm certain Ginnifer didn't know about the living conditions of her daughter. GINNIFER...
Ginnifer can't have known about the living conditions of her daughter.
Kate was able to raise money for the neighborhood, but she decided not to. KATE...
Kate could have raised money for the neighborhood, but she decided not to.