Write questions using How long and the present perfect form of the verbs in brackets. Then write answers using for or since.
1) l dought this new phone last weekend (have)
2)Our teacher came to this school in 2004 (work)
3) We arrived at school at half past eight (be)
4) My sister met her boyfriend a year ago (know)
5) My parents moved here in 1990 (live)