поставить глаголы в скобках в правильном времени

Nariman (wear) a suit if he (know) his university interview was today.

my brother (not gIn) weight if he (continue) to play that exercise video game.

the accident (not happen) if the road (not be) icy.

if you (not ask) me for help with your biology homework, you (fail) the test for sure.

if Guldana (finish) her science project on time, she (win) the competition easily.

if the scientist (tidy) his workspace, he (not make) the discovery.

you (be) able to speak to Oraz if you (call) five minutes ago.