单选题 Mr. Smith was walking on the street. A good-looking young woman met him and said, "Good morning". But Mr. Smith couldn't remember who she was. He didn't know her. He was much surprised (惊讶) and didn't know what to say.
Then the man knew that she had made a mistake (错误) because it was very dark. So she said, "Oh, I'm sorry. When I first saw you, I thought you were the father of two of my children."
This time Mr. Smith was more surprised. He stared at (目瞪口呆地看) her when she walked on. The woman didn't realize (意识到) that Mr. Smith didn't know she was a school teacher.

单选题 The young woman was a ______.
【正确答案】 C
【答案解析】见最后一行。
单选题 She greeted (打招呼) Mr. Smith because she ______.
【正确答案】 C
【答案解析】因为女老师以为,这位男土是两个学生的父亲。
单选题 The woman made a mistake because ______.
【正确答案】 C
【答案解析】见第二段,“Then the man knew that she had made a mistake (错误) because it was very dark.”可知答案。
单选题 Mr. Smith was more surprised because ______.
【正确答案】 A
【答案解析】见第二段的最后一行,“我第一次见你时,我以为你是我两个孩子的父亲”。
单选题 Here "two of my children" means ______.
【正确答案】 B
【答案解析】根据文章结尾,这里“我的两个孩子”,指她的两个学生。