1.Many authors do not use their real named when they publish their books.(false)
---- many authors use their false name when publishing their books.
2.The book was translated form Chinese into English under the supervision of the author himself.(personal)
---- The book was translated form Chinese into English under the author's personal supervision .
3.It is now believed that human life on earth began in Africa.(origin)
-----Human life on earth is now believed to have originally begun in Africa.
4.Many Americans hoose to travel by car rather than by any by any other means of transportation.(prefer)
---- Many Americans prefer to travel by car to any other means of transportation.
5.Watches turned out in their factory are of much poorer quality than those made in yours.(superior)
----- Watches produced in your factory are superior to those made in theirs.