14. As a pastime, coin collection provides hours of pleasure and the satisfaction of _______the collection grow. A. storing B. protecting C. watching D. remembering 15. Statistics______in the claims of dvertisers, in opinion polls, and in reports of business trends and cycles. A. has appeared B. appears C. appear D. appearing 16. If governments stopped adopting trade policies, the world_______an economic condition called free trade. A. can have B. would have C. will have D. may have 17. If our_____is correct, the spacecraft should reach the moon on Monday. A. calculation B. composition C. communication D. vision 18. One of the first metals put______by early human beings was copper. A. into use B. for use C. in use D. to use 19. Modern________lighting, howeyer, is now almost as good as daylight, so long as too strong light is avoided. A. artificial B. unusual C. unreal D. faked 20. It is doubtful whether infants could survive outside the______network of the family. A. moderate B. suspicious C. intimate D.generous 21. The_______of the Titanic was found in September 1985, but recovering it is a very difficult prospect. A. crash B.wreck C. spot D.tragedy 22. All acceptance of religion is based on belief , not on the weight of evidence or the________ of reasonable conclusious. A. bearing B. building C. crossing D. the reaching