Ram has been studying

[suniljain]

Ram has been studying in Shri Fort school since 1980.

Is this sentence correct? can we re-write as below:-

Ram is studying in Shri Fort school since 1980.

 

[Piscean]

Ram has been studying at Shri Fort school since 1980.

Ram is studying in Shri Fort school since 1980.

Isn't it about time he moved on?