When bob was walking in the street ,he saw something strange-----his herd.A.to fly over B.filing over原因

When bob was walking in the street ,he saw something strange-----his herd.A.to fly over B.filing over原因 when the ufo arrived,i______ 1.am walking 2.was walking 3.walked 4.walking when the ufo arrived,i______ 1.am walking 2.was walking 3.walked 4.walking one day when bob was ( ) in the yard Mr Smith felt tired when he was walking She was walking with her father when the bell r_____ I was walking in the street when someone called me对was walking in the street提问 When I was young,I ____ to school every dayA was walking B walkedC had been walking D.had walked It happened when I was walking on the road this morning.中when的用法 He was caught ____the rain when he was walking in the street.为什么用in the thief was seen____(break)into the jewellery shop when the witness was walking pass it i ______ the traffic addident when i ______ past the buildingsAsee;wslking Bsaw;walked Csees;walking Dsaw;was walking The boy___ down the street when he UFO landedA.was walking B.is walking C.has walked D.walks 英语翻译the boy was walking the street when the UFO landed(对was walking the street 提问）___ ___ the boy ___ when the UFO landed in the street,a terrible car accident happened,resulting in three deaths. A While walking B Walk C Walking D When I was walking Bob was about to get up from his seat when he hesitated. I hear she___(rob)of a necklace when she was walking home last night ( ) the boy was walking down the street,the UFO lended. while还是when