I have been doing some historical research.
我一直在进行史学研究。
I have been doing community service work in Oakland for the past several years.
过去几年里我一直在奥克兰做社区服务工作。
You know what I have been doing.
你知道我所从事的事业。
I have been doing quite well at college.
我在大学时学习很好。
I have been doing my homework for two hours.
我已经做作业两个小时了。
I have been doing business in China for 25 years.
我已经在中国做了25的生意。
I have been doing this from my secondary school.
我一直在这样做从我的中学。
I have been doing the same job in another company.
我一直在另一家公司里做同样的工作。
With his help, I have been doing ell in my studies.
在他的帮助下，我的学习一直非常好。
Do you know what I have been doing to stay in shape?
你知道我一直以来是怎么做来保持身形的吗？
I have been doing this job now for nearly five years.
我担任此职务现已将近五年。
With his help, I have been doing well in my studies.
在他的帮助下，我的学习一直非常好。
This little polka you and I have been doing for a while.
你和我玩了有一阵子小把戏。
I have been doing my best for the debut tomorrow, I think I can make it!
我一直在做对我最好的明天亮相，我想我一定能成功！
Most of what I have been doing is redundant and doesn't have to be shown.
大部分是什么，我一直这样做是多余的，并没有要显示的范围。
But I mean, I have been doing it so long, eating like whatever tastes good.
不过，我一直这样，什么好吃吃什么。
Then I know I'll keeping company with you, like I have been doing all the time.
于是，我又一次明白，我将陪伴你，正如我一直以来所做的那样。
Cons: I have been doing this for years, so people heavily discount anything I say.
坏处：由于这一套已经搞了很多年，人民对我的信任现在已经大打折扣。
I have a special morning ritual that I have been doing for some time that helps me out.
我有一个特殊的仪式，今天上午我一直在做了一段时间，帮助我。
If you get ambitious you could try Russian, as I have been doing for the last two years.
如果你很有抱负的话你可以试着学习下俄语，正如我过去的两年中所做的一样。
If you get ambitious you could try Russian as I have been doing for the last two years.
如果你很有抱负的话你可以试着学习下俄语，正如我过去的两年中所做的一样。
If you get ambitious you could try Russian, as I have been doing for the last two years.
如果你在语言学习方面有雄心壮志，那么你可以试试俄语，过去两年我一直在学。
If you get ambitious you could try Russian, as I have been doing for the last two years.
如果你在语言学习方面有雄心壮志，那么你可以试试俄语，过去两年我一直在学。
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