问题描述: This weekends I have to work _____ my paper _____ geography.介词填空 1个回答 分类:综合 2014-10-04 问题解答: 我来补答 This weekends I have to work on my paper for geography.这周末我要准备我地理课的作文work on是个词组,意思是做什么事for在这里是infer是为了什么的paper,明显是一节课,名词用for,后面是修饰paper的 展开全文阅读