题目内容:
AccordingtoParagraph3,passengersareturningbacktomodernhigh-speedtrainsbecause______.
A.theypaylessforthetickets B.theyfeelsaferduringthetravel
C.theycanenjoyhigherspeedoftravel
D.theydon’thavetowastetimebeing“processed”
参考答案:
答案解析: