Time If you can【T1】______, you can know the time of day. But no one knows【T2】______.【T3】______ our success in measuring the

admin2016-07-18  11

问题     Time
    If you can【T1】______, you can know the time of day. But no one knows【T2】______.【T3】______ our success in measuring the smallest parts of time, time remains one of the great【T4】______of the universe.
    One way to think about time is to【T5】______. There could be【T6】______, because time and movement cannot 【T7】______. A world without time could exist only 【T8】______ there were no changes, for【T9】______. We know that【T10】______when something changes.
    【T11】______, however, changes never stop. Some changes happen only once in a while, like an【T12】______ of the moon. Others happen repeatedly, like the【T13】______. Humans always have noted【T14】______that repeat themselves.【T15】______, they began to measure time.
【T13】

选项

答案rising and setting of the sun

解析
转载请注明原文地址:https://kaotiyun.com/show/3RPK777K
0

最新回复(0)