:_____ the front door _____,he had to enter the room through the back door.选项:a、Seen/painted b、 Seeing/ painted c、 Being seen/ being painted d、 Seeing/being painted 选哪个?为什么?请分析并翻译整句这道题是选D还是选B啊

A few minutes later after dinner ,there was a k___at the front doo r 史酷比3 SCOOBY DOO THE MYSTERY BEGINS怎么样 Look,the curtains in front of the stage are _____ (升起） at the moment. Let's meet in front of the Garden Theater.对in front of the Garden Theater提问_____ _____ we meet? the bus _____is sitting in front of the bus. _____填什么 He made a _____(评论）about the bad road in front of the school. _____ _______a big tree in the front of the park___________,________ _______. If someone cuts _____ you _____ a line,you'll think he is impolite.A in front of,at B in the frontof,on C in the front ,in D in the front of,at He handed the front-door key to the carpenter.对划线部分提问划线部分：handed the front-door key_____ did he _____ to the carpenter? 英语：The bus stop is in front of the new building.划线句子：in front of the new building_____ _____ the bus stop? .Lily sits _____ the meeting hall and can hear the lecture very clearly.A.in front of B.at the back ofC.in the front of D.beside My parent is terrified of speaking in front of the group.(改为同义句)My parent is _____ of ____ in front of tte group.My parent is _____ of ____ in front of the group. He stopped his car _____(slow) in front of the traffic lights Lucy usually enjoys _____(she) in front of the mirror before leaving home. in front of the house _____ two tall trees.a isb standc is standingd have _____ (not stand) in front of me.I can,t see the biackboard 有一些帷幕悬挂在舞台的前方.There are some _____ _____ in front of the stage Li Jun got on the train and found his seat _____ it.A in front of B below C beside D at the front of