The passage is mainly about _______.

(单选题)Confucius was good at ______ when he was fifteen. (单选题)Confucius was born ______. (单选题)Which of the following is NOT true? (单选题)The underlined word “blind” in the last paragraph means ____ (单选题)There was (were) ______ outside the window actually. (单选题)What did the man by the window do when he sat up? (单选题)How many windows were there in the room? (单选题)What can’t we get from Jack Ma’s story? (单选题)Which of the following isn’t Alibaba’s business now? (单选题)Which of the following is NOT true?