Is that a UFO or a plane作两种回答

Is that a UFO or a plane作两种回答 如何翻译 A plane is a plane that can fly. that is a plane.改成一般疑问句 That is a UFO.改成否定句 that is a nice plane变成一疑问句并作否定回答 my car is ____(quiet) than a scooter or a bus or a plane or can't that boy make a model plane?肯定回答 A plane is a machine that can fly 译成中文 A plane is a machine that can fly. 英语翻译A UFO or Unidentified Flying Object is any real or appar That is a ruler 回答 英语翻译The UFO Mystery A UFO is any flying object that hasn’t b