4、arrived.A.That’snotroubleB.YouarewelcomeC.That’sallrightD.Youcannevertell【答案】C【解析】A项意思是:一点也不麻烦;B项意思是:不用;C项意思是:好的,行;没关系;D项意思是:你永远说不清楚。所填部分是对I’msorry的应答,根据情景选C。6.—Thetripshouldn’ttakemorethananhour.—_______.Itisatleasttwohours.A.IguesssoB.That’sitC.Youmustbejoking D.