Read the passage. UFOs, or unidentified flying objects, are often the topic of science fiction novels. In reality, UFOs are ofte
n aircraft, kites, clouds, or meteors that observers are unable to recognize at first glance. A UFO near Roswell, New Mexico, made headlines in the mid-twentieth century and remains a pop-culture phenomenon. In more modern history, satellite launches have caused rocket debris that is often observed and reported as a UFO. What is the purpose of this passage?
The purpose of this passage is to clarify what a UFO is. The passage tells you that even though UFOs often star in science fiction movies, most UFOs are actually aircraft, kites, clouds, meteors or rocket debris. It also cites a famous case in order to provide evidence for their claim.
Conceited means that someone is very proud or vain. The first one says that he communicates intimately with himself and when he agreed on something it was done.