---I’m sorry, but there is no smoking on this flight.---Oh, I _____that. Sorry, I won’t again.A. don’t know B didn’t know C. won’t know D. haven’t known
We are glad to ________ you on the progress you have made.
Since you are always working hard at your lessons, your efforts will ________.
We really hope the sunny weather ________ for Saturday's tennis match.
Our English teacher often tells us that the meaning of a new word may be ________ according to the given context.
—Do you believe that opportunities always ________ the prepared minds? —I couldn't agree more.