在公历纪年中,有闰日的年份叫闰年,一般年份365天,闰年为366天。地球绕太阳一周的时间是365天5小时48分46秒,大约是365天6小时,如果按照一年365天来计算,长年累月下去,会造成很大的误差。为了减少这种误差,更好地指导生活和生产,人们设置了闰年。这说明( )
I _________ in a foreign trade company for three years. Still, I don’t regret giving up the job and living with my family.
The wedding dress of the princess is noble and elegant. _________ is the beauty of this style that it will be popular with young women.
I refuse to lie about it--it’s against all my _________.
It will take a long time for the effective use of natural resources _________.
_________ hard one may work, one cannot master a foreign language in a year or two.