caught是不规则过去时动词." Caught " is an irregular past tense form.回顾过去时能看到一条清晰的轨迹，还是只能看到一连串毫无目的、前后不连贯的工作经历？Can you look back and see a well-defined path, or simply an aimless series of job moves with no coherent structure?科琳娜好像...
她乘雪橇穿越西伯利亚到达了堪察加半岛，行程共1.4万英里。She travelled 14,000 miles by sledge across Siberia to Kamchatka.他用尽全力拉减轻了重量的雪橇。He pulled the lightened sled with all his strength.雪橇可以按天租用。Skis are available for hire on a daily basis....