Mohon bantu jawab !!!!

2.what does this sign mean?
it means you shouldn't turn here
3.what does this sign mean?
it means that you can switch lanes
4.what does this sign mean?
it means you shouldn't turn here
5.sama kaya no 4
6.what does this sign mean?
it means that you should be careful
7.what does this sign mean?
it means that you should stop
8.what does this sign mean?
it means that you shouldn't stop