单选题 Little Tom was reluctant to tell the schoolmaster ______ he had done the day before.
  • A. that
  • B. how
  • C. where
  • D. what


【正确答案】 D
【答案解析】所填的词在此既作为引导词引导动词tell的宾语从句，又在宾语从句中作动词done的宾语，只能选D。