20.（ ）

(单选题)What did the author do when his or her mother spoke with Mr. (单选题)What can we know about the author’s work according to the pa (单选题)（ ） (单选题)（ ） (单选题)The passage is written to ______. (单选题)According to Niedenthal, the next step of the study will foc (单选题)We can know from Paragraph 4 and 5 that ______. (单选题)According to the passage, facial mimicry helps ______. (单选题)What does the passage mainly talk about? (单选题)How did the man feel when he was reduced to a beggar?