______ some problems have arisen in the process, we are confident that we can handle them.
We should know that we can only reach the top if we are ready to ______ and learn from failure.
Young as he is, David has gained ______ rich experience in ______ society.
To our ______, Geoffrey's illness proved not to be as serious as we had feared.
—Are you ______ me of lying to headmaster? —I'm sure you did.
After the accident, the police spent a week finding out the person who ______ it.