pAssAgE 8 ExCitEmEnt, FAtiguE, AnD AnxiEty CAn All BE DEtECtED From somEonE’s Blinks, ACCorDing to psyChologist john stErn {{u}} (1) {{/u}} wAshington univErsity in st. louis. stErn spECiAlizED in thE stuDy on thEsE tiny twitChEs, using thEm As sEnsitivE {{u}} (2) {{/u}} oF how thE BrAin works. "i usE Blinks As A psyChologiCAl mEAsurE to mAkE {{u}} (3) {{/u}} ABout thinking BECAusE i hAvE vEry littlE {{u}} (4) {{/u}} in whAt you tEll mE ABout whAt you ,ArE thinking." hE sAys. "iF i Ask you thE quEstion, ’whAt DoEs thE phrAsE A rolling stonE gAthErs no moss mEAn ’ you CAn’t tEll mE {{u}} (5) {{/u}} you’vE stArtED looking For thE AnswEr.But i CAn, By wAtChing your EyEs." Blinks Also tEll stEm whEn you hAvE unDErstooD his quEstion--oFtEn long BEForE hE’s FinishED Asking it--AnD whEn you’vE FounD An AnswEr or pArt oF {{u}} (6) {{/u}}. "wE Blink At timEs {{u}} (7) {{/u}} ArE psyChologiCAlly importAnt." hE sAys. "you hAvE listEnED to A quEstion, you unDErstAnD it, {{u}} (8) {{/u}} you CAn tAkE timE out For A Blink.Blinks ArE {{u}} (9) {{/u}} mArks. thEir timing is tiED to whAt is going on in your {{u}} (10) {{/u}}." stEm hAs FounD thAt {{u}} (11) {{/u}} supprEss Blinks whEn thEy ArE ABsorBing or AntiCipAting {{u}} (12) {{/u}} But not whEn thEy’rE rECiting it. pEoplE Blink lAtEr, For ExAmplE, {{u}} (13) {{/u}} thEy hAvE to mEmorizE six numBErs instEAD oF two. "you Don’t Blink," hE sAys, "until you hAvE {{u}} (14) {{/u}} thE inFormAtion to somE short-tErm mEmory storE."AnD iF suBjECts ArE CuED {{u}} (15) {{/u}} thE sEt oF numBErs is Coming, sAy, FivE sEConDs, thEy’ll CurB thEir Blinks until thE tAsk is {{u}} (16) {{/u}} similArly, thE morE importAnt thE inFormAtion thAt pEoplE ArE tAking in, thE morE likEly thEy ArE to put thEir Blinks on holD For {{u}} (17) {{/u}}. pilots Blink lEss whEn thEy’rE {{u}} (18) {{/u}} For Flying A plAnE thAn whEn thEy {{u}} (19) {{/u}} thEir EyEs From thE roAD to thE rEArviEw mirror.But iF thEy sEE thE FlAshing lights oF A stAtE troopEr BEhinD thEm, thEir {{u}} (20) {{/u}} will movE FAst unmoistEnED to thE spEEDomEtEr AnD BACk to thE mirror.

A．EvAluAtion
B、CommuniCAtion
C．punCtuAtion
D．ConsiDErAtion