是knocked at the door还是knocked on the door

是knocked at the door还是knocked on the door 请问 ：The man knocked at the door.the door是宾语吗?这个句子中knocked at the door 是谓语,还是knocked at 是谓语,the door 做宾语 the man knocked l_ at the door now. She went d_____to see who knocked at the door. 18. He knocked at the door _________ no one answered. who was knocking at the door just now?还是who knocked at the door just now? knocked at my door 和 knocked my door 区别?knocked at my door 和 knocked my door 区别? I () my brother when someone knocked at the doorI () (telephone)my brother when someone knocked at the door Who knocked at the door?I thought it was Jack.回Who knocked at the door?I thought it was Jack.回答当中为什么有两个谓语,一个句子的基本结构是一个主词加一动词. 英语Someone knocked at the door when l (was watching) TVSomeone knocked at the door when l (was watching) TV怎么不是watched Somebody knocked at the door while I___Somebody knocked at the door while I__A.started reading Bwas doing some reding 为什么选B 不选A呢? 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 The last man stayed at his house,a person knocked at his door.有什么深意 Is there( ) at home?he knocked at the door and asked. Is there( ) at home?he knocked at the door and asked. I heard someone ____(knocking/knocked)at the door just now.那用knocked也满足hear加从句呀？ we___(listen) to the radio when someone knocked at the door jusy as we were leaving ,the postman (knocked/was knocking) at the door