一道托福听力题
原文:IfIsaidtoyouthatthemediaareoftencreatorsaswellasreportersofthenews,howmanyofyouwouldagreewithme?Okay,Iseemostofyouwould.Iprobablyneednothaveasked.Thepowerofthemedia,especiallytheelectronicmedia,toinfluencecurrenteventsissomethingthatmostpeoplenowappreciate.
Q:whattheprofessorinferaboutthesentence:Iprobablyneednothaveasked.
1.Sheanticipatedthestudent'sresponse.
2.Thestudentsknewwhatshewouldsay.
为什么要选1..