精选优质文档-倾情为你奉上二、单项填空(本大题有15小题,每小题1分,共15分) ( ) 31. -There is a chess match between a Korean player and AlphaGo. -Its very amazing. Playing _ chess is usually _ one-to-one game.A. /; a B. the; an C. /; an D. the; a( ) 32. - Finding information is a big deal today.-Well, the _ is how we can tell whether the information is useful or not.A. courage B. message C. challenge
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