1、He has learned English for 5 years.(就划线部分提问)
How long has he learned English?
2、We begun to learn English three years ago.(改为同义句)
We have learned English for three years.
3、He has lived here since 1999.(就划线部分提问)
How long has he been here?
4、They have already finished the work.(否定)
They haven't finished the work yet.
5、My father got there two days ago.(同义句)
My father have been there for two days.
6、Mr.Li began to teach English in this school in 1999.(同义句)
Mr.Li has teaching English in this school since 1999.
7、The factory opened ten years ago.(同义句)
The factory has been opened for ten years.