In English, conditional sentences expressing a condition in the present are in the simple past tense – should / would + infinitive :
|If||I had money||I should||go|
If I had money, I shall go to South Africa.
If he finished job now, he would tell us what to do
If I accepted this offer, what would you think ?
If she wasn’t so busy, she would play with us.
They wouldn’t be in difficulty if they took you advice now.
If I got the chance, I should go to Australia.