单选题 —Hey! Look where you are going?
—Oh! I'm terribly sorry. ______.
  • A. I'm not noticing
  • B. I was not noticing
  • C. I haven't noticing
  • D. I don't notice


【正确答案】 B
【答案解析】从I'm terribly sorry可知“没注意”是发生在过去的动作，所以排除表示现在时态范畴的A、C、D，选择B。