单选题 Peter is my close friend and I know him well. He sleeps with the windows ______ every day.
  • [A] close
  • [B] to close
  • [C] closing
  • [D] closed


【正确答案】 D
【答案解析】closed 是过去分词，用在“with + n. + done”这一结构中。答案为D。