always
adv.
總是
Healways comes late
他總是遲到.
永遠(yuǎn)
I shall always remember myfirst day at school.
我將永遠(yuǎn)記住我上學(xué)的第一天.
usually
usual + -ly
[5ju:VJElI]
adv
通常,經(jīng)常
often
oft“常常”的異體字
[5Rf(E)n; (?@) 5C:fn]
adv
多次； 時(shí)常
How often do you go there?
你多久去那里一次?
How often you have been abroad?No often, only twice.
你出國(guó)幾次了?不多,只出去過兩次.
經(jīng)常；通常
Children often dislike homework.
孩子們通常都不喜歡家庭作業(yè).
He often does this.'
它經(jīng)常干這種事.'
sometimes
some某一+ time時(shí)間
[5sQmtaImz]
adv
有時(shí),時(shí)不時(shí)地,間或
I sometimes think that it is a great mistake.
我有時(shí)想這是一個(gè)大錯(cuò).
Sometimes I help my mother in the house.
有時(shí)候我?guī)椭鷭寢屪黾覄?wù).
Sometimes the 'classroom' is a Mississippi riverboat.
"有時(shí)候,教室就在密西西比河上的汽船上."
"Sometimes, when Billy is sick, his older brother has to deliver the newspapers."
"有時(shí)畢利病倒了,他的哥哥就得去送報(bào)紙."
程度的頻繁到不頻繁：
always 總是 -- usually 通常 -- often 經(jīng)常 -- sometimes 有時(shí) - never從不
用法：
放在be動(dòng)詞和助動(dòng)詞后面；行為動(dòng)詞前.
特殊用法：
1 sometimes可以放在句首、句中和句末
2 often 也可以放在句末