Сделайте 1 предложение из двух: he will have enough money. Paul will build a house In the country. Paul...when... I will go to work. Liza will come home. I ...as soon as...
Paul will build a house when he has enough money. I will go to work as soon as Liza comes home. В предложениях такого типа после if/ when /as soon as /after /before /untill и др. вместо будущего времени используем настоящее.