I know you've had a difficult day, but we're running out of night.

It will be a difficult day for all of us.

Like many other families, we have lived through some difficult days this year.

It had been a difficult day and she wasn't so young any more.

It was going to be a long and difficult day.

This has been a difficult day, and it's not over yet.

For her it was the most difficult day of the week.

President Clinton's most difficult day in office is now behind him.

There will no longer be just a few difficult days to get through.

In these difficult days, I think we can see some things more clearly.