紧急 英语表示频率的短语有哪些 有哪些表示次数的单词?为什么频率的单词和频率副词的单词一样?有哪些表次数的英语单词

sometime有时
for some time 有段时间
from time to time有时
each time 每次
偶尔
between timesevery
now and then
once in a way
once in a while
经常
at every turn
evermore
half the time
often
regularity

频率副词: never seldom sometimes often usually always
表示频率的短语every day/ week....
every four years.....
once a week, twice a year three times a day.....
表示次数的单词once twice three times four times....

■转贴：sometime有时 for some time 有段时间 from time to time有时each time 每次偶尔between timesevery now and thenonce in a wayonce in a while经常at every turnevermorehalf the timeoftenregularity一直a...

sometime有时候 often经常 usually通常一般 always总是一直