The performance——when someone started crying

The performance——when someone started crying after a long delay the performance f—— started when the girl heard someone ______(come),she stopped crying When I started ____ the big cake,someone knocked at the door The 38 started when we had hardly arried when she started crying.crying为什么加ing? 先谢了．请问指下面的错：I hear someone crying in the next room when I go I started a joke ,Which started the whole world crying ,but 英语翻译I started a joke,which started the whole world crying,Bu Hardly had we arrived when she started crying to go home.中wh what _you_(do)when the earthquake started 英语翻译When the change point that influences the performance as