-Hey, you haven't been acting like yourself, Everything OK?
-.
Success______ hard work while laziness ______ failure, as everyone knows.
But for the fact that China ______ also affected by the global economic crisis, we ______ fewer unemployed workers now.
He appears to be optimistic, but, ______, he is quite pessimistic.
______ you may have, you should gather your courage to face the challenge.
He kept smiling secretly and we were all wondering_______that made him so happy.