The accient ______ the train for two hours .That was why we were late for the meeting.(答案上填的是delayed,但是我觉得后面有 for two hours ,是否前面需要加had been delayed?)填 had delayed?可以吗 总应该表示一个延续性

你能告诉我事故怎样发生的吗?英文Can you tell me how the accient--- --- The accient ______ the train for two hours .That was why we were late for the meeting.(答案上填的是delayed,但是我觉得后面有 for two hours ,是否前面需要加had been delayed?)填 had delayed?可以吗 总应该表示一个延续性 John is the boy ___ legs were badly hurt in the accient. A.whose B.that C.who D.which (解释) why don't you go to the beach?______ ______ ______ to the beach Don't throw the rubbish ______ the window. ---_____ ______ ______ on the chair?---No,it isn't.The cat is under the desk. The accient Greeks were great builders and thinkers.Their ideas still influence us today,e() in thearts and science.Boys in accient Greece stayed at home when they were young .They helped their parents work and had h()like fishing and sailing.At the We don't know how we can get to the station.同义句转换We don't know ______ ______ ______ ______ the station. He doesn’t know the answer,so he can’t put up his hands.(改为虚拟语气)If he ______ the answer,he ______ ______ ______ his hands. the man didn't know the way to the hotel ,and l didn't ______ Tom didn't pass the ______(最后的）exam. There aren't any ______(老鼠 )in the room. Please don't get the blackboard ______.(clean) Don't make noise.The baby ______(sleep)now The girl doesn't know what ______(wear) There isn't ______(something) in the house. Don't ______(go) into the classroom without a teacher. The baby is ______ bed.Don't make any noise.