( )I was cooking some food,someone came into( )I was cooking some food,someone came into my house A.Since B.Because C.If D.while

I was cooking while my sister was sleeping i was cooking 为什么用was was 不是 是过去式吗 为什么用was cooking Yesterday I——when I was cooking.Yesterday I ________ when I was cooking.A.had my finger cut B.had cut my finger I ＿＿ when she knocked at the door.A.cook B.cooks C.was cooking D.am cooking cooking,while,I,dinner,the,was,he,working,was,garden,the,in连词成句 i was doing my homework while my mother (was cooking)为什么不填cooked I was doing the home work( )my was cooking括号内可填when么? That was probably when I was cooking.是什么类型的从句 可以这样改句子吗1 While I was cooking the dinner,he was having a wash.2 While I was cooking the dinner,he was watching television.3 While I was cooking the dinner,he was cleaning his shoes.4 While I was cooking the dinner,he was listening to ( )I was cooking some food,someone came into( )I was cooking some food,someone came into my house A.Since B.Because C.If D.while I like cooking I think my mother good at cooking,and she must cooking nowI think my mother good at cooking,and she must cooking now.A is,is B was,be Cis,be I ___ a meal while you ___ me A cooked were ringing B was cooking rang C WAS COOKING were ringing I _______ a meal when you _________ me.A.cooked；were ringing B.was cooking；rangC.was cooking；were ringing D.cooked；rang I ___ a meal while you ___ me A cooked were ringing B was cooking rang C WAS COOKING were ringingd cooked rang (4/4) was cooking lunch . I was cooking when uncle wang visited my home 为什么连词不能用while?