1．How long have you been studying English Three and a half years.
2.He has been collecting kites since he was ten years old.
3.When did you get your first pair of skates?
4.I want to tell you about my holiday .
5.You usually eat it yourself .
1．How long have you been studying English Three and a half years.
2.He has been collecting kites since he was ten years old.
3.When did you get your first pair of skates?
4.I want to tell you about my holiday .
5.You usually eat it yourself .