Somepeoplearesittingonthegrass;othersarewalkingalongth... 国语站 题库 9.78K 大中小设置文字大小 问题详情： Some people are sitting on the grass; others are walking along the lake, ______ .A. chatting and to laugh B. to chat and to laugh C. chatting and laughing D. chatted and laughed 【回答】C知识点：非谓语动词题型：选择题 TAG标签：#
