СРОЧНО ПОМОГИТЕ Find out four interesting facts about the invention of YouTube .Express them using PASSIVE structures.

1) YouTube was invented by Chad Hurley, Steven Chan and Jawed Karim. 2) During the first month after the invention of YouTube it was visited by over 3 million visitors. 3) Each month there are more than 4 billions hours watched by all people. 4) On the first of April in 2009 all the videos were being turned upside down.