It worked for

It worked for Acupuncture --- it worked for me请翻译 I worked on the problem for a long time and I worked it out by myself at las中文意思 He worked on it for five years.对for five years提问 how it worked是什么意思 It was in the factory----his father worked for 10 years ----i met Mary for the first time. I guess it worked翻译 My friend has worked in that hospital_________.A.since it opened B.for it opened C.since it opens D.since it is opentell me why? I worked on the problem ____ a long time and I worked it out____ myself____ last..A.for; by; at B.in; with; on C.on; by; in D.for; for; at the I worked on the problem ____ a long time and I worked it out____ myself____ last.A.for; by; at B.in; with; on C.on; by; in D.for; for; at the Mr.bush has worked in our school for ten years翻译同义句It's ___Mr.bush__in our school as it did in the case of alfred bloggs who worked as adustman for the ellesmere coporation 为什么是 this machine___.it hasn't worked for yearsdidn't work wasn't working doesn't work isn't workingw为什么 (1/2)请求帮助…It was on the farm ( )we worked together that i met tom for they worked around the clock ,making it possible for everything to go smoothly.的翻译,有什么短语 i worked for 8 hours___ i finished it.填when还是before.这两个不是都可以吗 英语大神进来看看!我问一个外国人一个英语问题：Mark___(worked/has worked) in China for 10 years,and now he teached Chinese in Britain.他说I would say has worked,unless it's in the present tense.Then it would be worked.But in a p this machine doesn't work ,it hasn't worked fthis machine doesn't work ,it hasn't worked for years.这裏可不可以用 isn't working 为什麼求解释.