问题 更新时间2024/2/4 12:32:00 (单项选择)I had some trouble __________ the letter. His handwriting is very bad.·oreading·reading·to read·read 答案 登录 注册 单选题·reading 出自:青书学堂 >> 西南石油大学土木工程施工与组织(专升本)