{{i}} quEstions 1 to 5 ArE BAsED on A ConvErsAtion.At thE EnD oF thE ConvErsAtion you will BE givEn 10 sEConDs to AnswEr EACh oF thE Following FivE quEstions. now listEn to thE ConvErsAtion.{{/i}}

whAt is sCiEntists’ AttituDE towArDs thE sAying thAt DrEAms ABout FuturE will ComE truEA．positivE.
B．nEgAtivE.
C．nEutrAl.
D．not mEntionED、