Put the verbs in brackets into the simple past or present perfect.
1. I ...............
(read) the book last week.
2.I ..............
(read) the book and can tell you about it.
3. They................
(live) in Kolkata for five years. They may live there for a year more.
4. They..............
(live) in Kolkata for five years. They are living in Delhi now.
5. He...............
(go) to Kochi. He is returning tomorrow.
6.I ................
(not buy) a new computer yet.