In his old age, the war veteran took up the pen and wrote down his life story in a two-volume ______.

(单选题)The main idea of the passage may be best expressed as ______ (单选题)Which of the following is not mentioned as the benefits stan (单选题)Which of the following statements is not true about Varidesk (单选题)The underlined word “prototype” in Paragraph 7 probably mean (单选题)One reason why Varidesk decides to expand from for office in (单选题)The last paragraph mainly explains ______. (单选题)The underlined word “archaic” in Paragraph 5 probably means (单选题)Marx and his colleague Ewan Fordyce discovered that ______. (单选题)Which of the following statements is true? (单选题)The reason why Baleen whales feed on tiny creatures is that