问题描述： I spent an hour___(writer)the passage last night 1个回答 分类：英语 2014-09-22 问题解答： 我来补答 I spent an hour_writing__(writer)the passage last night解释：spend time doing sth spend time on sth 花费时间做某事,其中on 后面通常加名词 如 I spent 2 days on this task .祝学习顺利 展开全文阅读
