1)When the butter warm it is melting.
2)if i would have free time now, i will make a coffe break
3)if i would seen a snake now, i shouted
4)if you came to my place yesteday, we had a nice talk
5)i will be happy, when the quarantine will be over
6)you will get help if you asked me now
7)I had been happier yesterday if you would tell me the truth
8)I gone to the tower if i would been in London now
извини если не правильно я старался:)