Youlooktired. 国语站 题库 2.23W 大中小设置文字大小 问题详情:You look tired. ________ working indoors you should be out for a walk. A. Ahead of B. Instead of C. In front of D. In spite of【回答】B知识点:介词和介词短语题型:选择题 TAG标签:Youlooktired #