Пре­об­ра­зуй­те, если это не­об­хо­ди­мо, слово NOT CAN так, чтобы оно грам­ма­ти­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

But more than anything else, all of his pets  — two little dogs, three cats and an old parrot  — desperately wanted to tell him something. All of them were barking and meowing and screeching and __________________ stop.