Ben：DoyouknowanythingaboutWikipedia？Tom：Yes，Ioftenuseit．Ben：So___（61）doyoulookforinformation？Tom：It'slikeanysearchengine---yousimplytypeinakeyword，pressReturnandanyinformation___（62）youwantwillapp

　　Ben：Do you know anything about Wikipedia？

　　Tom：Yes，I often use it．

　　Ben：So___（61）do you look for information？

　　Tom：It's like any search engine---you simply type in a keyword，press Return and any information___（62）you want will appear．

　　Ben：What do you use it___（63）？

　　Tom：All kinds of things．Yesterday，for example，I needed to find out about the wildlife___（64）（protect） in Namibia．It took me about a minute to find___（65）I wanted on Wikipedia．

　　Ben：Do you have any idea how accurate that information is？

　　Tom：No，but that's not different from any___（66）source of information．The article on Namibia___（67）（check） so far---it's correct and also up to date．

　　Ben：So，would you suggest___（68）（use） Wikipedia？

　　Tom：Yes，___（69）（certain）．It's free，as well as quick and easy to use．Have___（70）try!