Passage 1

（广东省潮州市实验中学2010届高三4月月考）

When television first began to expand, very few of the people who had become famous as   21  announcers were able to be equally effective on television. Some of the difficulties they experienced when they were trying to   22  themselves to the new medium were technical. When   23   on radio, for example, they had become   24   to seeing on behalf of the listener. This art of seeing for others   25   that be announcer has to be very good at talking. In the case of television, however the announcer sees   26   with the viewer. His duty,  27  , is completely different. He is there to make sure that the viewer does not   28   any point of interest, to help him focus on particular things, and to help him   29   the images on the television screen.  30   his radio colleague, he must know the value of silence and how to use it at those moments when the pictures speak for himself.

21． A．television B．advertisement   C．radio         D．newspaper

22． A．adopt          B．adjust           C．change         D．shape

23． A．working      B．listening        C．appearing      D．showing

24． A．practiced     B．experienced      C．determined       D．used

25． A．guarantees      B．means           C．convinces     D．warns

26． A．something      B．Everything     C．nothing         D．anything

27． A．Moreover     B．therefore       C．furthermore     D．nevertheless

28． A．miss           B．ignore           C．drop          D．catch

29． A．reveal         B．expose          C．understand       D．translate

30． A．Like B．    Beside               C．Unlike           D．As