问题描述: 写出下列动词的ing形式第三人称单数形式及过去式. 1个回答 分类:英语 2014-11-28 问题解答: 我来补答 wash washing washes washedwatch watching watches wastchedclimb climbing climbes climbedclean cleaning cleanes cleanedplay playing playes playedvisit visiting visits visited 展开全文阅读