1. 他拉過一把椅子放在客人背后。
    He drew up a chair and placed it behind the visitor.
    2. 人類在歷的生活正如旅行一樣。旅途上的征人所經(jīng)過的地方，有時是坦蕩平原，有時是崎嶇險路。志于旅途的人，走到平坦的地方，因是高高興興地向前走，走到崎嶇的境界，俞是奇趣橫生，覺得在此奇絕壯絕的境界，俞能感到一種冒險的美趣。
    The historical course of man’s life is just like a journey. A traveler on a long journey passes through now a broad, level plain, now a rugged, hazardous road. While a determined traveler cheerfully continues his journey upon reaching a safe and smooth place, he finds it still more fascinating to come to a rugged place, the enormously magnificent spectacle of which, he feels, is better able to generate in him a wonderful sensation of adventure.
    3. Scientists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them. （英譯漢）
    科學家們迅速趕來挽救這種局面，他們使用的證據(jù)明顯站不住腳，大意是說：如果鳥不能控制這些蟲子，蟲子就會吃光一切。