经常jīng cháng
day to day, everyday, daily过去guò qu
(in the) past, former, previous从来cóng lái
always, at all times偶尔ǒu ěr
occasionally, once in a while最后zuì hòu
final, last, finally, ultimate准时zhǔn shí
on time, punctual, on schedule及时jí shí
in time, promptly, without delay后来hòu lái
afterwards, later