. No one has played this kind of music before
--->This is
2. John hhasn't had his hair cut for over six month
---->The last time
3.it is two weeks since itt last rained
---> The last time
----> it has
4. This is the first time that i've ever met such a famous person.
----> This is the most
----> I have never
5. How long have they been married?
----> How long is
​-----> when