问题补充:
单选题It’sdifficultforcollegestudentstohaveatrainseatduringholidays,sotheyareadvisedtomakeseat________wellinadvance.A.observationsB.reservationsC.preservationsD.conservations
答案:
B
如果觉得《单选题It’s difficult for colleg》对你有帮助,请点赞、收藏,并留下你的观点哦!