【题目】He had to walk faster to keep the other visitors.
在线课程【答案】up;with
【解析】句意:他必须走的更快以赶上其他游客。keep up with固定短语,“赶上”,因此答案为up,with。
编辑:chaxungu时间:2026-04-27 03:17:30分类:高中英语题库
【题目】He had to walk faster to keep the other visitors.
在线课程【答案】up;with
【解析】句意:他必须走的更快以赶上其他游客。keep up with固定短语,“赶上”,因此答案为up,with。