When he knocked at the door,my aunt was ________ （cook） dinner.

he hadn't gone far when he knocked into a gig cow and fell he hadn't gone far when he knocked into a gig cow and fell 英文同义句转换.A man knocked at the door when he was watching TV.A man knocked at the door _____ he was watching TV I was studying English when he knocked at the door.改错 When he knocked at the door,my aunt was ________ （cook） dinner. He was having dinner____a unknown woman knocked at the door.填when还是while? He hadn't far when he was knocked () by a big cow and fell down.into,at,down,over应该填什么?；Now Professor Bumble went on () on the country road.to;for;with;at应该填什么求理由 I knocked at the door (l ) of times ,but he didn't hear it. He was just falling asleep when someone knocked at the door.(改写同义句)He was just ___ to sleep when ___ was a ___ at the door. knocked at I () my brother when someone knocked at the doorI () (telephone)my brother when someone knocked at the door 18. He knocked at the door _________ no one answered. The yong man ___(buy) a color TV ,hasn't he?是什么时态I ___(play) the piano when someone knocked at the door.look the chirdren _____(sleep).There _____be a basketball match tomorrow.He_____(sleep) 7 hours every day .when ______(be) you born? Hardly _____ to sleep when someone knocked at the door.A.he had gone B.had he gone C.did he go D.he went为什么不选c,答案选B When was he at 高一短文改错On my way to home yesterday afternoon,I happened to witness a traffic accident.When an old woman was crossed the road,she was knocked down by a boy riding bike.The boy was such frightened that he stood still at the scene but didn't He__a glass of milk just now.He was very careless.a.knocked.b.knocked on.c.knocked over.d.knocked oHe__a glass of milk just now.He was very careless.a.knocked at.b.knocked on.c.knocked over.d.knocked off knoced at 和knocked