Complete the sentences with the present perfect or past simple form

Complete the sentences with the present perfect or past simple form of the verbs in brackets. 1.I ...(start) at this school three years ago. 2.She ...(study) English since she was five. 3.They ...(go) to London in 2006. 4.We ...(be) in this room for half an hour. 5.I was ten when I ...(meet) my best friend. 6.My grandmother ...(never, use) the internet, but she"s got a mobile phone