TRUE(T) orFALSE(F)
An Unidentified Flying Object or a UFO is the name we give to something in the sky that we don't recognize. For thousands of years, there have been stories about strange subjects in the sky. Until recently,howerver, hardly anyone believed these stories. Soame of them sounded just too crayzy to be true. If you reorted seeing a"flying saucer" or something like that, most people thought you were imagining things.
Recently, howerver, there have beeb many more reports of UFO sightings. Many if these objects have been seen by more than one person, so it is not easy to laugh at them. Occasionally, photographs have been taken which show that there was something there. But what was it? There is still such a lot we don't understand about the world we live in.
1.Stories about UFOs started a long time ago.
2.Until recently, most people have believed in the existence of UFOs.
3. Photographs may be not evidence for UFO appearance
4. Each UFO sighting has been seen by only one person
