Here are corrections to the fragments:
1. Her beautiful new sports car sat in the driveway.
2. The plate serves no purpose.
3. Which made driving hazardous in the snow.
4. a) The first mission to Pluto was launched in 2006 and will arrive in 2015.
b) He made 5,000 songs available over the university’s server, which prompted the record companies to threaten legal action.
5. a) The first mission to Pluto, which was launched in 2006, will arrive in 2015.
b) He made 5,000 songs available over the university’s server; this prompted the record companies to threaten legal action.
6. The Kenyon