he often paly the computer when i'm doing my home work语法对吗

I often hear him paly the piano at home. I was doing the home work( )my was cooking when was my I came back doing my mother home work 连此成句 "I often paly the piano" Tina said my father comes home farm work and he is often 对划线部分提问i was doing my home work (the whole morning) when i __ (be)young,i often ___(swim)in the river in my home I often help my mother doing cleaning at home. The first my father does when he gets home after work is _ h how can you just sit there when i'm doing all the work?和 jus 第一I didn't go home u()I finished my work第二He can finish the Get off my back I'm doing my accounting work