英语翻译1他已走了半小时了 2他半小时前走了3我已经在这教书10年了4我是2000年来这里的5她已入团1年了6她是去年入

He has been away for half an hour.
He left half an hour ago.
I have been teaching here for ten years.
I have been here since 2000.
She has joined the league for a year.
She joined the league last year.
They have been married for ten years.
They got married in 2005.
The fan has been working for a morning.
I opened it when I came in.

生命的角度来看,实践中,应该首先和基本的理论知识。
律师有一个良好的实践
我知道他的存在在楼上的房间里。

1. he has been away for half an hour

2. he went away half an hour ago

3. I have been here as a teacher for ten years

4. I came here in the year 2000

1 he has gone for half an hour
2 he left half an hour ago
3 I have been teaching here for ten years
4 I came here in 2000
5 she has been the communist youth league for a year
...