1.
频率副词是表示与次数,频率有关的副词,如: always(总是), usually(通常),frequently(经常) often (经常)sometimes(有时), seldom(不常),rarely(极少),never(从不) once(一次), twice(两次),等。 2.频率副词等级 : all the time 100%; almost , always 90%; generally , usually 80%; often , frequently 60-70%; as often as not 40-50%; sometimes , at times 20-30%; occasionally , from time to time 10%; hardly , seldom , rarely 5%; never 0%。 以上来自百度百科,希望能帮到您!