We'd better tell Guy and let him into the secret.
"Maybe you had better tell me just what happened next."
But you'd better tell the office that you're going out of town.
Because if you did, you'd better not tell me about it.
He had better tell the soldiers to hold anyone trying to leave.
Maybe I'd better tell you what this is all about.
I think you had better tell me the whole story, he said.
But we'd better not tell the others how really bad it is.
Somebody had better tell them we're at war with the Culture.
I knew a little girl - but I'd better not tell you that story.