这里有几道关于“than”的非谓语题目,求对比分析,求指出要点!

这里有几道关于“than”的非谓语题目,求对比分析,求指出要点!
①Tests do far more than just （ ）scores.
A.providing
B.provide
C.to provide
D.provided
②Everyone knows that he spends more time surfing on the Internet than he（ ）
A.writes
B.does writing
C.is writing
D.does to write
③True opera lovers goto an opera-house for the purse of listening to famous songs and familiar music rather than （ ）an involved plot.
A.to get to know
B.know
C.getting to know
D.got to know
④You should know better than（ ）into the road.
A.rush
B.to rush
C.rushing
D.rushed
求对比各题的知识点!

1 不只是==not just / not only
2 == spends his time writing
3 rather than getting to know === instead of getting to know
4 == know better than to rush === know well enough NOT TO rush