it took them over twenty hours to trek()the forest ,which made them very tiredA across B through C among

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/30 02:46:00

it took them over twenty hours to trek()the forest ,which made them very tired
A across B through C among

b across表示从表面上通过,among主要用于三者或三者以上,其宾语通常是表示笼统数量或具有复数意义的名词或代词.