As for the flag, NASA said that the astronauts were turning it back and forth to get in firmly planted in the lunar soil, which made it wave.

　　1. Some people have the age-old desire to put the joke on others.

　　2. According to the passage, the only form of Internet hoaxes is e-mail hoax.

　　3. Dihydrogen monoxide is a very dangerous chemical, which is often used as an industrial solvent.

　　4. Dihydrogen monoxide can accelerate corrosion and rusting, and cause sever burns and even death from inhalation.

　　5. The reason why the ersatz news that Alabama changed the value of Pi spread wildly was that ________ forwarded the article to friends and posted it on other newsgroups.

　　6. Traditional media outlets such as ________ may still hoax their audiences nowadays.

　　7. According to Boese, many people believed the report of Swiss spaghetti harvest because the British did not know ________.

　　8. According to a hoax announcement, the Taco Bell Corporation bough the Liberty Bell and moved it to Irvine to help ________.

　　9. The crop circles were thought to be the greatest works of modern art, the signs of ________ or landing sites of UFOs.

　　10. Some people thought that NASA acted out the Apollo program in movie studios partially because the pictures transmitted from the moon do not include ________.