1.She has been skating for three years.(就划线部分提问)————————has she been skating?2.have been,this university,for,I,working,in,3 years.(连词成句)3.TOM从10岁就一直在集邮.TON--------------stamps since he was ten years old.

问题描述:

1.She has been skating for three years.(就划线部分提问)
————————has she been skating?
2.have been,this university,for,I,working,in,3 years.(连词成句)
3.TOM从10岁就一直在集邮.
TON--------------stamps since he was ten years old.

How long
I have been working for 3 years in this university
has been collecting

how long
i have been working in this university for 3 years.
has been collecting

1.How long...
2. I have been working in this university for 3 years.
3. has been collecting

How long
I have been working in this university for 3 years.
has been collecting

1)如果划线的是 Three 就是 How many years
如果划线的是 Three years 就是 How long
2) I have been working in this university for 3 years.
3) Tom has been collecting stamps since he was ten years old.