can anyone give me an idea?

Answer:
1 ---- ... I would be more financially independent.
2 ---- ... I would have more physical balance.
3 ---- ... if my phone wasn't dead.
4 ---- ... at that moment, I would've failed the open-book test.
Explanation:
Wikipedia:
"Conditional sentences are sentences that express one thing contingent on something else, e.g. "If it rains, the picnic will be cancelled"."