首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1638

Some children were seen _______in the garden all the morning. It must have been _______who picked the flowers.

A.playing; they B.to play; they C.playing; them D.play; them
登录免费查看答案和解析
相关知识点

Somechildrenwereseeninthegarde