1 .The issue of internet had been fixed before the video conference started at 9a.m (Rewrite the sentences begining with the word given without changing the original meaning)
=>Before the video conference started at 9a.m, te issue of internet had been fixed.
2. I am not you, but I think you should study hard to get better marks ( Write into the Conditional sentence).
=>If I were you, I would study hard to get better marks.