[Grammar] think/thinking

[shibli.aftab]

Which sentence is more correct?
1. I think of her all the time.
2. I am thinking of her all the time.
3. I think about her all the time.
4. I am thinking about her all the time.

Thanks

 

[5jj]

They are all possible.

 

[shibli.aftab]

Does they all have the same meaning?

 

[5jj]

Do[STRIKE]es[/STRIKE] they all have the same meaning?

Not exactly the same.