全国2010年7月自学考试英语试题_第3页

11．It is easy to show that intelligence is to some extent something we are born ______.
A．about  B．of
C．to  D．with

12．______ evidence shows, for example, that people who lived over three thousand years ago ate salted fish.
A．Ancient  B．Historic
C．Historical  D．Old

13．Without trees our world ______ a much drier place.
A．is  B．will be
C．would be  D．must be

14．There are two computers in the office, but ______ is working.
A．either of them  B．neither of them
C．none of them  D．neither of which

15．It was not a good meal, and Mr. Maydig was describing it sorrowfully ______ Mr. Fotheringay saw his opportunity.
A．as  B．once
C．when  D．while