What does ... mean?

what does this mean in english? estoy en casa!

An indoneasian guy asked me if I "Still study" What does that mean? Does he mean school?

does that mean i only go for two years, or two years after the two years of basic courses?

Lulu. What does it mean when a Japanese character has a "ー" after it? Example: ヵメラロール？ if anybody knows, please answer :)

On Mohs Scale of hardness a substance is 8. What 2 things does this mean?

I have a mean teacher named mrs. wickham I call her mrs. wicked lol but I dont what to do she hates me and all the other teac...

i have to explain if this picture has a textured surface but i dont understand what it means

our geography teacher set us some homework and the question is what shapes climate? but i dont quite understand what he mean...

What does "Sands" mean in BGLOs'??

I just need a better understanding of this. I dont need another class to be failing in. so please if you can help me as best ...