Question

Change the Tense of the Given Sentence
I reached the school when the gate was opened - Change the tense of the given sentence.

Answer 1

I was reaching the school when the gate was opened

Answer 2

I reached the school when the gate had just opened 
-^-past perfect tense

I reached the school when the gate opened 
-^-perfect present

i was reaching the school when the gate was opening.
-^-present continuos