用方框中所给词语的适当形式填空，每词限用一次。

upstairs     on time    busy   hundred    discuss

小题1:The weather was fine, so the sports meeting were held _________.
小题2:________ of years ago, there were no computers or mobile phones, but people still lived a happy life.
小题3:Finally, the _______ was mainly about three important problems.
小题4:They all worried about the people who lived ________.
小题5:The _______ I am, the happier I will be.