The UFO landed(right in front of me.)

The UFO landed(right in front of me.) I was walking down the street when a UFO landed right in front of me l was walking down the street when a ufo landed right in frout of me i was walking down the street when a UFO landed right in front of meright在这里面是什么意思啊? 初二英语改句子急The UFO landed （right in front of the libraay).(对括号部分提问）____ ____the UFO ____? I was___(cut )hair when the UFO landed I was taking a walk when the UFO landed.改成同义I ——when the UFO landed. A UFO landed right in front of me .Isn‘t that __(amaze)? 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 land和arrive有什么区别What were you doing when the UFO( landed ).The plane( arrived )at the right time.我觉得两个都可以互换填,谁能给我解释下啊 while the boy was walking down the street,the UFO landed同义句4种 while the boy was walking down the street,the UFO landed the boy was walking down the street when the UFO landed同一句 The boy was walking down the street when the UFO landed.(改为同义句) the boy was walking down the street when the UFO landed 神马意思 the boy was waiking down the street when the UFO landed I was taking a shower in the bathroom when the UFO landed 的意思 They were walking along the road when the UFO landed.(改为一般疑问句）