when he opened his bag on the train,he found that he------to put the clean shoes inA forgot B forget C had forgot D would forget选那个那,我选C但是自己说不清楚为什么

When he got home,he found the windows of his bedroom___ A.open B.opens C.opened D.opening Surprised at the news,( )A.he opened his mouth B.his mouth had been opened C.he had opened his mouth D.his mouth was opened when he ( )the door ,he found his keys were nowhere.A opened B would opened C was to opened为什么A不可以 不是时间状语从句中用一般时代替将来时么 还有为什么B不可以啊 When Mike __the front door ,he couldn't find his key .So he had to wait for his wife to come back.A.would open B was to open C.had opened D opened望给个详解 When he opened his door,he found everything in the room was g___ When he _____the door,he found his keys were nowhere.A.would open B.opened C.was to open为什么说选项A有情感意味啊? he was still smelling when the door opened and his wife__A.went in B.entered in C.entered D.entered into选哪个?为什么D,B不行? He was still smiling when the door opened and his wife____/A.went in B.entered in C.entered D.entered into When she opened them,the criminal was beginning to get up,but the police were beside him before he was _____.A.on his feet B.on his foot C.to his feet D.for his feet when he ( )the door ,he found his keys wewhen he ( )the door ,he found his keys were nowhere.A.would open B.opened C.had opened D.was to open答案是选D,但是A也表示过去完成时,为什么不选A? when he opened his bag on the train,he found that he------to put the clean shoes inA forgot B forget C had forgot D would forget选那个那,我选C但是自己说不清楚为什么 He had thought there was a lot about his business in the magazine,but when he opened it he foundA.nothing　　　　　　 B.none　　　　　　　C.no one　　　　　D.no 请问这道题为什麼选none 而不用nothing he was still smiling when the door opened and his wife came inthe door opened,我听过open the door,这里是怎么回事? When he the door,he found his keys were nowhere．A．would open B．openedC．had opened D．was to open我选的C,很不理解……求解释, Be to do 表将来的用法?为什么这个空选D?When he. the door ,he found his keys were nowhere. A would open B opened C had open D was to open 英语高手们,（回答快的,）（废话别说!）1.Why the door of the letterbox was opened when Tom found it?)A.The postman forgot to lock it.)B.It was often opened.)C.Tom opened it.)D.The postman had no time to lock.)2.He does his homework at would do 和was to open when he ____ the door,he found his keys were nowhere.A.to,by B.when he ____ the door,he found his keys were nowhere.A.to,by B.by,to C.had opened D.was to .将要开的时候,但是would open 是will open的过去式,虽然常 翻译：Bart opened a can of worms when he asked his coworker how much she was paid