It is an embarrassment that foreign leaders speak the language better than our president.
I just want to tip you off that you'd better not speak tonight.
"I think you had better speak to my supervisor."
"I'd better not speak about it yet, except that the prospect seems good."
As for the crowd, you'd better speak to my agent.
No, perhaps I had better speak with them myself.
Connie clearly decided she'd better speak before I did.
She simply tried, as you yourself used to try, in every way possible to help me speak better, and I love her for it.
"If you know anything more about it, you'd better speak up now."
"I expect I'd better speak sharply to the custodians about that."