问题描述: 第二个空 A.on B.for C. at D.in 1个回答 分类:英语 2014-11-22 问题解答: 我来补答 go on somethingto leave a place and do something differentto go on a journey/a tour/a trip/a cruiseRichard has gone on leave for two weeks.所以选on 展开全文阅读