【单选题】

Oneofthemostremarkablethingsaboutthehumanmindisourabilitytoimaginethefuture.Inour 21 wecanseewhathasnotyethappened.Forexample,whilewearelookingforwardto 22 anewplaceorcountry,we 23 whatitwillbelike.Wepredict(预料)the 24peoplewilleat,dressandact.Ofcourse,wedonotalwayspredictthings 25 .Thingsareoftenverydifferentfromthewaywe 26 themtobe.Oneofthe 27 dreamsinhistoryisthedreamoftheGermanscientist,Kekule,whohadbeen 28 toworkoutaverydifficultprobleminphysics.Hehad 29 andanalyzed(分析)theproblemfromeveryangle(角度)fordays,butthere 30 tobenowayof 31 outtheanswer.Thenonenighthewenttobedanddreamed.Whenhe 32 up,herealizedthatheknewtheanswer.Hehadsolvedtheprobleminhis 33 .Thehypnotist(催眠者)satinthechairoppositehimandspoke 34 :Iwantyoutoconcentrateonmyvoice.Thinkabout 35 Youknownothingbutmyvoice.Andasyoupayattentiontomyvoice,your 36 willgetheavier.Soonyou'11beasleep.Youwillhearmyvoiceand 37 mywords,butyourbodywillbeasleep,youreyesaretooheavy.Youare 38 asleep,andwhenyouwakeupyouwill 39 nothing.Youwillforgeteverything.NowIamgoingto 40 slowlyfromonetofive.One,two,three,four,five.

21. A. brains 
B. sense
C．minds
D．sights