train for a long

train for a long We waited a long time for the train.为什么a long time前不加for啊 When he got to the station, the train _________ for a long t When he got to the station,the train ______ for a long time. think for a long FOR LONG OF A You're waiting for a train,a train that will "Darling!for a long long time love! it took us a long time ____ xinjiang by train . being single for a long for long 和 for a long time一样吗 for long与for a long time的区别