2011年成人英語(yǔ)表時(shí)間的介詞短語(yǔ)四

at present
    at six clock
    at sunrise
    at sunset
    at that moment
    at that time
    at the age of
    at the beginning of
    at the correct time
    at the end of
    at the last minute
    at the moment
    at the present stage at the same time
    at the stage（眼下）
    at the start
    at the time being
    at the time of
    at the very start
    at this point（此時(shí)）
    at this season
    at this time of day
    at times（有時(shí)）