The best thing you can do now is forget it.
The thing we have to do is forget about last year.
I think the best thing we can do is forget it.
"A more terrible thing not to, but you young men have forgotten that!"
The best thing I can do is forget all about him,' she told a close friend.
"The last thing I want to do is forget her name."
The best thing for him to do is forget about the near hit or he might drive himself crazy.
She too, I think, had forgotten these things for a while.
The first thing to do is forget about the six for a minute.
"The only thing I can do is forget about the numbers," he said.