Let us see how dictionaries are made and how the editors _______ definitions.
B
本题考查词义辨析。arriveat：获得(结果);达到(目的)。
Therediscoveryofthisspeciesofbirdsisoneofthemost___(ordinary)scientificfindingsinrecentyears.
沉默表明他对这个话题不感兴趣。
Theplantsneedsandwitha___(deep)ofatleast10to15cmtogrow.
Nowthatyouknowallthefacts，youcanmakeaninformed___(choose).
Theyknewtheyhadto________actiontodealwiththeplaguebeforeitspreadtootherareas.