02_04_ Express strong doubt about these negative statements

She didn't like the play.

Can she have disliked the play?

She didn't see you.

Can she have failed to see you?

They don't trust him.

Can they fail to trust him?

They didn't notice the mistake.

Can they have failed to notice the mistake?

They didn't realize the importance of the event.

Can they have failed to realize the importance of the event?

They didn't receive the telegram on time.

Can they have failed to receive the telegram on time?

You didn't understand me.

Can you have failed to understand me?

She didn't like the play.

She can't have disliked the play.

She didn't see you.

She can't have failed to see you.

They don't trust him.

They can't fail to trust him.

They didn't notice the mistake.

They can't have failed to notice the mistake.

They didn't realize the importance of the event.

They can't have failed to realize the importance of the event.

They didn't receive the telegram on time.

They can't have failed to receive the telegram on time.

You didn't understand me.

You can't have failed to understand me.