4、13.Whatdoweknowfromthetalk?A.Thegirlthinkstheclassisalittlebig.B.Theboywillgotoa university in threeweeks.C.Thespeakersarelearningina summer school.请听一段独白,完成第14至第16小题。14.What’sthetalkmainlyabout?A.WhatthetrafficinLondonislike.B.HowataxidriverworksinLondon.C.WhyaLondontaxidriveris