单选题 There were then more than 200 children ______ music in the school.
  • A) to study
  • B) studying
  • C) study
  • D) studied


【正确答案】 B
【答案解析】[解析] 现在分词studying作后置定语，相当于定语从句who were studying。表示动作是主动进行的，并且是说话的时刻正在进行的。如果选择过去分词，则表示动作是被动的，且说话的时候已经做完了，过去分词在此处不符合句意。