1)television/very/sports/on/relaxing/watching/is - Watching sports on television is very relaxing.
2)ours/house/next /be/to/finished/the/year/this/will? - Will the house next to ours be finished this year?
3)excuse/no/for/coming/time/exam/in/to/there/is/not/the/his - There is no excuse for his not coming to the exam in time.