它们在否定程度上由弱到强分别是always一直做 ,often经常做 ,usually平常做 ,sometimes有时做 ,never从不做
sometimes 副词
常常,往往,有时.sometimes rich,sometimes poor 有时富,有时穷.★本词可用在句首、句尾、动词前,助动词及 be,have 后：sometimes he seemed depressed; I go there sometimes; I sometimes go; I am sometimes late.
usual
形容词
通常的,常有的,常见的；平常的,普通的；平时的,平日的；一向的,老是那一套的.He came earlier than usual.他比平时来得早.She came early as was usual with her.她像平日那样来得很早.the usual (thing) 老一套,老调.He said all the usual things.他讲的全是老一套.as per usual (戏谑语) ＝ as usual.as usual 照例,照常,仍然 (He was late,as usual.他照例迟到了).
-ly 副词,-ness 名词
always副词
1.永远,始终.
2.经常,老是,总是,一直.
3.不断地.
often副词
常常,往往,屡次,再三.How often does the tram run?这电车多久一班?as often as ...每当.as often as not 屡次,往往.often and often 屡次三番,经常.more often than not 往往,多半,大概.★
如：He often goes there.I've often been there.I haven't been there very often.
never副词
1.(ever 的否定形式；加强否定语气；用于句首时,主谓语次序倒装)决不,永不；从来没有,一点也不.
2.(口语)(表示怀疑或惊异)不会…吧；不,没有；不要.
它们在否定程度上由弱到强分别是always一直做 ,often经常做 ,usually平常做 ,sometimes有时做 ,never从不做
o(∩_∩)o...