This passage is mainly about ______.

(单选题)Dr. Emerson has all the qualifications of a competent resear (单选题)James was one of the rare economists who had ______ the down (单选题)In spring, all the hospitals are full of patients since it i (单选题)All these European villas along the beach are ______ from th (单选题)In his old age, the war veteran took up the pen and wrote do (单选题)It is hard to imagine that this frail young man ______ such (单选题)The European Union ______ of 25 member states. (单选题)The concert was broadcast live and the TV director thanked t (单选题)When Sam realized that his casual remark in meeting deeply h (单选题)Which of the following is the best title for the passage?