When my mother came into my room,I stopped writing and talked with him.为什么用stop doing?不用stop to do的形式?stop to do不是停下这个去做那个,他是去做其他的了啊~

I stopping playing games when my mother came in. My brother was watching TV when my mother came back（用while改写） My mother was cooking when my father came back 用While改写 I_________(feed)my pet dog when my mother came back yesterday afternoon.写出理由, When my mother came to see me,I was listening to music 改为同义句 when was my I came back doing my mother home work 连此成句连词成句 I was playing computer games when my mother came into my room.(改为同义句),该怎么改, my mother was cooking dinner when my father( )in 填什么啊came was coming 3Q I was reading a book when my mother came home.When my mother came home,I was reading a book .两句翻译可不可以都一样 不调换中文语序. I was reading a book when my mother came home.When my mother came home,I was reading a book .两句翻译可不可以都一样 不调换中文语序. my mother was watching TV ______my father came in.A when B as C because D while ( )my mother came back ,I was playing video games with TomA.if B.when C.as soon as D.Because My mother was busy preparing dinner in the kitchen（ ） my father came back from workA when B while C until When You Came Into My Life 歌词 When You Came into My Life 歌词 when my first wartime christmas came He had died when his mother came 这句对吗 when mother came in,Mary was playing the piano请问可以改为when mother came in,Mary was playing thewhen mother came in,Mary was playing the piano请问可以改为when Mary was playing the piano,mother came