VOA慢速英语:Facebook Update Deals with Fake News Problem

assume - v. to think that something is true or probably true without knowing that it is true

alert - v. to give (someone) important information about a possible problem, danger, etc. : to warn (someone)

verify - v. to prove, show, find out, or state that (something) is true or correct

flag - v. to mark (something, such as a page or section of a book) so that it can be easily seen or found

spammer - n. a person or organization who shares unwanted articles or emails with others

promote - v. to change the rank or position of (someone) to a higher or more important one