I ＿＿ when she knocked at the door.A.cook B.cooks C.was cooki

I ＿＿ when she knocked at the door.A.cook B.cooks C.was cooki When he knocked at the door,my aunt was ________ （cook） dinn A：who knocked at the door?B:I thought is was Jack.这里为什么用was, 时态变化I was reading when someone knocked at the door.在该句前加I sa When I was in the bathroom sally knocked at the door.错在哪里? The door bell ＿＿when I was leaving.A.rang B.ringing C.rings When someone knocked at the door,I was having dinner.可不可以把wh I (was about to ) go out when someone knocked at the door 为什 连成句子I,having,when,was,someone,breakfast,at,knocked,door,the 英语翻译翻译:1.someone knocked at the door when I was having break I was studying English when he knocked at the door.改错 英文同义句转换.A man knocked at the door when he was watching TV.A