Пожалуйста,срочно нужно одну или две скороговорки на английском со звуком [з:]

German learners learn German words, Turkish learners learn Turkish words. If German learners didn’t learn German words, Would Turkish learners learn Turkish words? The first skirt is dirtier than the third shirt, The first shirt is dirtier than the third skirt. If the first skirt wasn’t dirtier than the third shirt, Would the first shirt be dirtier than the third skirt?