{{B}}{{i}} quEstions 11 to 13 ArE BAsED on thE Following tAlk on hygiEnE. you now hAvE 15 sEConDs to rEAD quEstions 11 to 13.{{/i}}{{/B}}

whAt woulD hAppEn iF you misusE your EyEsA．you mAy FEEl unComFortABlE in vArious wAys.
B．you mAy hAvE to wEAr glAssEs.
C．you CAn lEt your EyEs rEst For A whilE.
D．you CAn go AnD sEE A DoCtor.,