单选题 October 1, 1949 is the day ______ the whole Chinese people will never forget.
  • A.when
  • B.that
  • C.on which
  • D.on that
【正确答案】 B
【答案解析】[解析] that在此引导一个定语从句，后一句中forget的宾语就是the day，相当于指物，因此用关系代词which或that均可。但因为是强调句，所以应用that。