Complete the sentences with the present perfect or past simple form of the verbs in brackets and for or since.

1. I’ve been (be) on a healthy diet for three weeks. I started (start) on 2nd January.
2. She ................ (not buy) any new clothes .......... years.
3. We ................ (know) them ................ ages. We .................. (live) in the same street when we were children.
4. He ............ (not be) back to see his parents ............ 2012.
5. Lisa .................... (be) in London ................. three years now. She ...................... (come) in 2012.